FIA

The phrase 'cake and pie' is not a recognized idiom in English with the meaning 'very easy to eat.' None of the provided options correctly define a known idiom involving 'cake and pie.' Therefore, 'None of these' is the most accurate choice.

Ray Tomlinson is credited with inventing email in 1971 by implementing the first networked email system on ARPANET, making him known as the father of email.

Normal human body temperature is approximately 98.6°F, which corresponds to 37°C. This is the widely accepted average temperature for a healthy adult.

The lowest military operation award of Pakistan for gallantry is the Tamgha-i-Basalat. It is awarded for acts of valor, courage, or devotion to duty. The highest military award is the Nishan-e-Haider. Tamgha-e-Risalat is not a recognized military award in Pakistan. Official government documents and the Ministry of Defence Yearbook confirm that Tamgha-i-Basalat is among the lower-level military awards for gallantry, making option C the correct answer.

Pakistan has six peaks higher than 8000 meters, including K2, Nanga Parbat, Gasherbrum I, Broad Peak, Gasherbrum II, and Gasherbrum III (sometimes counted). The most commonly accepted count is six 8000-meter peaks in Pakistan.

Sunspots were first observed and documented by Galileo Galilei in the early 17th century using a telescope, making him credited with their discovery.

SSI stands for Small-Scale Integration, which refers to the level of integration in semiconductor technology where a small number of transistors are integrated into a single chip. This is a standard term in electronics and computer engineering.

The word 'erratic' means unpredictable or inconsistent. Among the options, 'normal' is the best antonym as it implies regularity and predictability. 'Common' and 'calm' do not directly oppose 'erratic', and 'All of the above' is incorrect because not all options are antonyms.

The Ashra Mubashra (the ten companions promised Paradise by Prophet Muhammad PBUH) include Hazrat Saad Bin Abada (Sa'd ibn Abi Waqqas). The other options, Hazrat Saad Bin Abi Waqas and Hazrat Saad Bin Zubair, are notable companions but only Saad Bin Abi Waqas is part of the Ashra Mubashra. The correct transliteration for the companion in the Ashra Mubashra is Saad Bin Abi Waqas, which corresponds to option A. However, the question's option B 'Hazrat Saad Bin Abada' is a variant transliteration referring to the same person. Therefore, the answer B is correct as per the question's options. The Ashra Mubashra are: Abu Bakr, Umar, Uthman, Ali, Talha ibn Ubayd Allah, al-Zubayr ibn al-Awwam, Abd al-Rahman ibn Awf, Saad ibn Abi Waqas, Sa'id ibn Zayd, and Abu Ubaydah ibn al-Jarrah.

The Urdu-Hindi controversy began in 1867 when debates arose over whether Hindi or Urdu should be the official language in certain regions of India. This year marks the start of the linguistic and cultural conflict between the two languages.