Answer:
b.chemical substance used to increase
Explanation:
A chemical substance that changes nervous system function and results in alterations in perception, mood, consciousness, cognition, or behavior.
Capitulation;surrender is the correct answer. <span>Cerebration... the act of thinking is to idea as...the act of surrendering (Capitulation) is to surrender.</span>
The correct answer is D, because there are three independent clauses in this sentence, all of the clauses are independent. A means that there is at least one dependent clause, which is not the case here, and B means the same. C mean that there is only one independent clause in the sentence.
Answer d. Is the right answer choice