When martial law is imposed, Parliament cannot make law in respect of which one of the following matters?

Options

A. Indemnify any person in respect of any act done by him in connection with the maintenance of order in the area where martial law was in force
B. Parliament can by law validate any sentence passed when martial law was in force in the area
C. A law of Parliament can validate forfeiture ordered when martial law was in force in the area
D. Any act done under martial law can be validated by Parliament by law