D the answer is d because it shows the NASA worker needs to make sure they have enough time and etc.
Answer:
Please say where the question is from....
Explanation:
Some people wouldn't get it.
To search
Explanation:
To get more information about the instructional manual from the computer
Answer:
True.
Explanation:
In America? It's mostly true. You don't hear many people say "If you wire my house, I'll do the plumbing." In other countries, it may be what is said, but not very often in Canada or the United States.