If you plan to make a document for an audience, you want to do what they want to know, most likely.
So For A. You don't want to interest yourself, you want to interest the audience.
For B. Your readers are you priority, so knowing how much they know would help.
For C. Sources are whole other subject but to please them, you may worry about that a little less.
For D. Same as C
So B would be best.
Answer:
yes they look right
Explanation:
if they not school makes no sense
Answer:
she works with NASA on science programs