The answer is A) by giving stage directions
<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>
For your first question, your answer should be, "amazed".
For your second question, your answer should be, "It probably sank."
