The answer is B...knowing about her heart condition develops her character, this in turn makes her later death believable because she has been characterized as someone with a fragile heart.
The old age of a person. This is pretty easy since it says the answer at the beginning of the poem;
"Old age is a flight of a small cheeping bird".
This is D, 'direct object'. Because you can ask the question used for direct objects - what- (I don't know - what? - why I said that).
