Calling someone exuberant is a way of saying that person is "excited" or "full of energy" so the answer is going to be A.
Its B because of her lack of motivation due to her job
Silly is an adjective.
It describes someone or something.
Examples below:
He is a silly person (describing the person as foolish;silly)
That new commercial is silly! (Describing the commercial)
Hope this helped
One concept that, as a beginner in oil painting<span>, I haven´t grasped yet ... However, the </span>definition<span> of "</span>vibrant<span>" </span>color<span> is something that I still can´t "see" in a </span>color<span>. ... I think </span>most<span> people (including me) consider </span>vibrant color<span> to mean pure, bright ... it differently, but generally it's </span>used<span> to describe bright, intense </span>colour<span>.</span>
"[F]or never man had a more faithful, loving, sincere servant, than Friday was to me; without passions, sullenness, or designs, perfectly obliged and engaged (186)." -APEX