Select the most appropriate synonym of the underlined word in the given sentence.

We need to protest against this policy.

resist

The most appropriate synonym of the underlined word "protest" in the given sentence is resist.

• Protest means to show or express strong disagreement with or disapproval of something.
• Resist means to refuse to do something or to oppose something with force.

In the sentence "We need to protest against this policy," the speaker is expressing their strong disagreement with the policy and their intention to oppose it. Therefore, the most appropriate synonym is resist.

The other words do not have the same meaning as "protest."

• Assent means to agree or give approval.
• Validate means to confirm or authenticate the truth or accuracy of something.
• Perk means a benefit or advantage, especially one that is additional to regular pay or benefits.