Which one of the following ‘Land Reform Regulation Act’ has put an upper ceiling of 500 irrigated and 1000 unirrigated acres on land in Pakistan?

Which one of the following ‘Land Reform Regulation Act’ has put an upper ceiling of 500 irrigated and 1000 unirrigated acres on land in Pakistan?

A. Land Reform Act of 1959
B. Land Reform Act of 1972
C. Land Reform Act of 1977
D. both b and c.