The new government has abolished the Gold Control Act.

Answer: Option B

Abolished : formally put an end to (a system, practice, or institution).
Approved : officially agreed or accepted as satisfactory.
Passed : move or cause to move in a specified direction.
Restored : bring back or re-establish (a previous right, practice, or situation).
Removed : take (something) away or off from the position occupied.

Antonym of Abolished is Passed