13th amendment in 1973 constitution of Pakistan made in__________?

A. 1996
B. 1997
C. 1998
D. 1999

The Thirteenth Amendment to the Constitution of Pakistan (Urdu: آئین پاکستان میں تیرہویں ترمیم) was a short-time amendment to the Constitution of Pakistan, adopted by the elected Parliament of Pakistan in 1997 by the government of people elected Prime Minister Nawaz Sharif.