In the statement above, the correct letter of choice in the options above is letter C, was an official. Tok-chae has been held as a prisoner due to the fact that in the farmer's communist league, he was an official. It wasn't because he owes money, an enemy or even plan to steal that makes him a prisoner.
Well, it's not A. Mary did not let hm accept the disease.
It's not B-he told her about his mother (I think).
It's not D because she is brought to live there.
It's C because she doesn't let him accept his illness and ends up helping him.