The sentence which uses correct punctuation is C. In time, of course, all issues get resolved, but not necessarily in the way you would like.
In A, the comma before <em>he was concerned </em>should be a dash. In B, there should be a colon before <em>a flashlight, </em>not a semi colon. In D, there should be a comma before <em>yet, </em>and not a colon.
This extract if from 'The Leap' by Louise Erdrich.
Explanation:
It is about a blind mother who is surviving about half of the blindfold trapeze act, the Flying Avalons. The daughter says how she was saved by her mother thrice.
First she was saved when a tent pole cracked and fell on the town square. The father and mother gave her life. the other incident was when their house caught fire, her mother saved her.
The girl trusted her mother and was saved.
The correct answer I would chose is a
A person who publicly supports or recommends a particular cause or policy. It's basically a supportive person towards a cause.