C. He should go in the direction of the shots to find men, and food
Rhetoric is a strong part of english. Especially connotations of words - often at home, my mother hates the word;
When applied in the correct context, okay can mean whatever you say. It isn't a strong word for acknowledgement or conviction the way the word 'yes' is.
A. mopped his brow, exhaled sharply, and picked up his phone.
A complete predicate includes the verb and the rest of the predicate phrase. A sentence is defined as words meaningfully grouped to express a complete thought. Most of the time, it has a subject and a predicate. In this sentence, the complete subject is ‘loud noises’ and the complete predicate is ‘disturbed the neighbors’. Basically, the sentence conveys the meaning that the neighbors are disturbed by loud noises. All the other choices are phrases or sentence fragments.
Is the brain completely resistant to injury? unfortunately not... but the skull makes it more robust, more protected... in the result: less vulnerable (answer A.!)