Answer:
A complex sentence is made up of at least two independent clauses and 1 or more dependent clauses.
I can't really see number two...
Answer:
B. Telling the truth, even when it's difficult, is the best option
Explanation:
According to the story Lights Out, the best way to describe the theme of the story is that it's important to tell the truth, especially when it's difficult because it is the best option