Adverbs are words that are used to modify or qualify the verb, adjective and sometimes another adverb. From the sentence above and from the choices given, the word that is not an adverb is the word because. Thus, the answer is letter D.
<span>The question is asking us to find the simple subject in the following sentence:
The space shuttles have made travel to the International Space Station convenient and possible.
First, the whole subject is "the space shuttles" and the head of this phrase is B. shuttles - that's the correct answer</span>
You will need A. That is the one u need
