Correct Answer: Ban

Solution : The correct choice is the third option .

Explanation:

The word prohibit is a verb that means to formally forbid or disallow something. Similarly, ban is a synonym that denotes the act of officially or legally prohibiting or restricting something. Both of the words convey the idea of restraining or preventing certain actions, making them interchangeable in many contexts.

The meanings of the other options are as follows:

• Aid means to help, support, or assist.
• Allow means to permit or let something happen.
• Assist means to help or support.