FIA

The oldest mountains in India are the Aravalli Range, which are among the oldest mountain ranges in the world, formed over 1.8 billion years ago. The youngest major mountain range in the world is the Himalayas, which began forming about 40-50 million years ago. The Himalayas extend across several countries including India, Nepal, Bhutan, Pakistan, and China. Since the youngest mountains (the Himalayas) are present in multiple countries, none of the single options (Pakistan, China, India) alone fully represent the location of the youngest mountains. Therefore, the most accurate answer is 'None of these' (option D).

The traditional site associated with the grave of Hazrat Dawood (Prophet David) is known as David's Tomb (Maqām al-Nabī Dāwūd), located in the Old City of Jerusalem, Israel, on Mount Zion near the Cenacle. Although there is historical ambiguity and some dispute about the exact burial place, the most commonly recognized and visited site is in Jerusalem, Israel, not Jordan or Lebanon. The claim that the grave is in Jordan is not supported by mainstream historical or religious sources.

The US President Jimmy Carter administration cut off military and economic aid to Pakistan in 1979, not in any of the dates listed. Therefore, none of the given options are correct, making 'None of these' the correct choice.

The Silk Road was an ancient network of trade routes connecting East Asia with the Mediterranean, involving many countries including China, India, Iran, and others. It does not specifically connect only two countries as the options suggest, so 'None of these' is the most accurate choice.

A top-level domain (TLD) is the last segment of a domain name, such as .com, .org, or .net. Among the options, .com is a valid TLD, while Http and HTML are not domain levels but protocols and markup languages respectively.

In MS Word, pressing Control + N opens a new blank document, allowing the user to start a new file quickly. This shortcut is standard across many Microsoft Office applications for creating new files.

Changa Manga Forest covers approximately 46.6 square kilometers (10,000 acres), making option B the most accurate. The other options either overstate or understate the area slightly.

Pakistan's provisional GDP growth rate for the fiscal year 2020-2021 was initially estimated at 3.9% by the National Accounts Committee, marking a V-shaped economic recovery from the initial impacts of the COVID-19 pandemic. While this figure was later revised upwards to over 5% during subsequent rebasing exercises by the Pakistan Bureau of Statistics, 3.9% was the widely circulated official provisional estimate that matches the provided options.

Hazrat Zaid bin Sabit (R.A) was appointed by Caliph Abu Bakr (R.A) to collect and compile the Quran into a single book form after the Battle of Yamama, ensuring the preservation of the Quranic text.

Each human hand contains 27 bones: 8 carpal bones in the wrist, 5 metacarpal bones in the palm, and 14 phalanges in the fingers. Therefore, option C is correct.