Answer:
they are all married
Explanation:
there isn’t a single person on board. It is possible because the boat is filled with people, who are not single. It denotes the marital status of everyone. So the people who all are present in the boat are not single; they are married.
A. affect
Affect can sometimes be a noun, but it is mostly used as a verb that describes some sort of change or difference.
On the other hand, the word effect is not an action nor verb; it is a noun that refers to the result of a cause.
2. she is possibly upset by her result
4. maybe she will wait for me