The following paragraph is not coherent. What is it missing?
The character of Frankenstein changes from a young ambitious scientist to a man filled with regret. Once the monster has taken his "first hapless victims," Frankenstein refers to his experimentation as "unhallowed arts." He neglects his family and Elizabeth in pursuit of his "creation." As a young man, he finds his experiments with creating life "gave place to delight and rapture."
A.
evidence from the text to support the central thesis
B.
a topic sentence with a central claim
C.
transition sentences
D.
organization of ideas