Who was the first democratic President to complete his 5 years tenure

Who was the first democratic President to complete his 5 years tenure?
(A) Nawaz Sharif (✘)
(B) Asif Ali Zardari (✔)
(C) Pervaiz Musharraf (✘)
(D) Liaquat Ali Khan (✘)
Answer: Asif Ali Zardari was the first democratic President to complete his 5 years tenure.