Explanation:
she would know length of wave
1. wife.
2. seconds.
3. an angel.
4. world
5. lining up
B. Indirect Object
That should be it
The answer is C. Because, internal means "inside" and the boy thought that he was evil, he THOUGHT it, it was on the inside. A,B,D are examples of EXternal conflict. Think of it this way: INternal = INside.
Hope it helped. ^-^