Correct Answer:
C. Ghulam Ishaq Khan
Explanation:
Following the sudden death of military dictator General Muhammad Zia-ul-Haq in a mysterious C-130 plane crash near Bahawalpur on August 17, 1988, Ghulam Ishaq Khan assumed the Presidency as the constitutional successor.
### Important Facts:
- Position at the Time: He was serving as the Chairman of the Senate of Pakistan, making him next in line according to the constitution.
- Significance: He supervised the transition back to democracy, overseeing the historic November 1988 general elections.
- Power: Later used Article 58(2)b to dissolve the elected governments of both Benazir Bhutto and Nawaz Sharif.