Below a word is given followed by three sentences which consist of that word. Identify the sentence/s which best expresses the meaning of the word. Choose option 5 (None of these) if the word is not suitable in any of the sentences.

REBEL

A. Drone attacks launched by Yemeni rebels on Saudi oil facilities on Saturday have exposed the threat to critical infrastructure in the kingdom.

B. Aramco's vast system of pipelines, pumping stations and its ports along the Persian Gulf and Red Sea are also rebel to potential attacks.

C. People could rebel against him anonymously by writing a letter requesting a vote of no confidence.