PART B: Which paragraph from the short story best supports the answer to Part A?

Question

A“He threw himself eagerly into these studies — so much so that the banker had enough to do to get him the books he ordered.” ( Paragraph 16)
B“‘To-morrow at twelve o’clock he will regain his freedom. By our agreement I ought to pay him two million. If I do pay him, it is all over with me: I shall be utterly ruined.’” ( Paragraph 21)
C“At the table a man unlike ordinary people was sitting motionless. He was a skeleton with the skin drawn tight over his bones, with long curls like a woman’s and a shaggy beard.” ( Paragraph 29)
D“‘And I have only to take this half-dead man, throw him on the bed, stifle him a little with the pillow, and the most conscientious expert would find no sign of a violent death.’” ( Paragraph 30)

Which one is it?