a
Liaquat Ali Khan
b
Zulfikar Ali Bhutto
c
Nawaz Sharif
d
Yousaf Raza Gillani
Answer and Detail: The correct answer is: Nawaz Sharif.
Detail: Nawaz Sharif has served as the Prime Minister of Pakistan for three non-consecutive terms, making him the longest-serving Prime Minister in the history of Pakistan. His terms span from 1990 to 1993, 1997 to 1999, and 2013 to 2017.
Detail: Nawaz Sharif has served as the Prime Minister of Pakistan for three non-consecutive terms, making him the longest-serving Prime Minister in the history of Pakistan. His terms span from 1990 to 1993, 1997 to 1999, and 2013 to 2017.