Correct Answer: liberate

Solution : The correct choice is the fourth option .

Confine means to restrict or limit someone or something within certain boundaries. Liberate , on the other hand, means to set free or release, which is the opposite of confining.

The meanings of the other options are as follows:

• Restrain: To hold back, control, or limit.
• Detain: To keep someone in official custody, typically for questioning or due to legal reasons.
• Imprison: To confine someone in prison, to put someone behind bars.