I believe C is the correct answer, the rest of these options are facts.
I would say the answer is A
Answer:C (Gives the background and purpose of an experiment)
Explanation: I'm doing the test, this is just a some what knowing guess, hope its right.
Answer : (C) description
there is nothing to compare/contrast
the only cause is him being born and effect is his life which doesn’t work
no problem just his story