FIA

I.I. Chundrigar served as Prime Minister of Pakistan for the shortest tenure, lasting only about two months in 1957. Muhammad Ali Bogra and General M. Ayub Khan had longer tenures, and option D is incorrect as Chundrigar's tenure is the shortest.

TCP stands for Transmission Control Protocol, which is a fundamental protocol in computer networks responsible for reliable data transmission.

Zakat is an obligatory form of almsgiving in Islam that requires Muslims to help the poor and needy, making it a key act of worship focused on social welfare.

Muhammad bin Ismail is the full name of Imam Bukhari, a renowned Islamic scholar famous for compiling Sahih al-Bukhari, one of the most authentic collections of Hadith.

CPU stands for Central Processing Unit, which is the primary component of a computer that performs most of the processing inside a computer.

Islamic tradition holds that Allah sent a very large number of prophets to humanity. Various narrations mention different numbers, but the most commonly cited figure in many Islamic sources is that there were approximately 124,000 prophets in total, among whom about 313 were messengers (rasuls). These numbers are based on hadiths narrated by Abu Dharr, though scholars note that these hadiths are weak or fabricated, and the exact number is ultimately known only to Allah. The number 36,000 is mentioned in some narrations but is less commonly accepted. Therefore, the most widely referenced figure for the total number of prophets is 124,000, making option C the correct answer.

Allama Iqbal's mother's name was Zainab Bibi, making option A the correct answer.

FIA stands for Federal Investigation Agency, which is the correct full form of the acronym. The other options are incorrect expansions of FIA.

The study of ancient societies primarily involves examining material remains such as artifacts and structures, which is the focus of Archaeology. History studies past events more broadly, and Anthropology studies humans and cultures, but Archaeology specifically focuses on ancient societies through physical evidence.

Yemen is known to have some of the slowest internet speeds globally due to infrastructure challenges and ongoing conflicts, making it the correct answer among the options provided.