Answer:
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The correct answer is A.
The passage shows that Armand is considerate. He looks after his brother (even if it means sometimes "issuing rules and regulations") and he thinks it would be good to get their father a present for his birthday.
For these reasons, this passage best shows Armand is considerate.
The best way to describe the sentence " In 1984, Byron Lichtenberg, who is a biomedical engineer became a member of a spacecraft crew." is complex. The correct answer is C, complex.
Option B.
If a state seceded from the U.S., it would mean that that state would be its own entity, rather than a state in the United States.
I'll go for the first one
Hope it helps:)