Who led a military coup in Pakistan in October 1999?

The correct option is B.General Pervez Musharraf

The 1999 Pakistani coup was a bloodless coup in which the Pakistan Army and then-Chief of Army Staff and Chairman of the Joint Chiefs of Staff Committee, General Pervez Musharraf, seized the control of the civilian government of publicly elected Prime Minister Nawaz Sharif on 12 October 1999. Two days into seizing the government, on 14 October 1999, General Musharraf, who then-acted as the country's Chief Executive, declared a state of emergency by issuing a Provisional Constitutional Order that suspended the writ of the Constitution of Pakistan.