Final answer:
The revision that best uses direct characterization is option a) and the best example of an internal conflict is option c).
Step-by-step explanation:
The revision of the sentence that best uses direct characterization is option a) "And from that time on, Millicent wasn't bothered by initiations." This revision directly states that Millicent is no longer bothered by initiations, providing clear characterization.
The best example of an internal conflict in the given excerpts is option c) "She was torn between two choices." This excerpt shows that the character is experiencing a conflict within herself, trying to make a decision between two options.