Which of the Following Sounds Is MOST Like an Example

Which of the following sounds is MOST like an example of the influence of implicit memory?

A) Alexander was taking a true-false test. He didn't know the answer to #12, so he skipped it.
B) Bill couldn't remember the answer for the question, but he did his best to reconstruct what the answer might be.
C) Not only did Dave remember the answer, he also remembered where the answer appeared on the textbook page.
D) Marcus was taking a multiple-choice test. He was having a hard time with #17, but option d for that question seemed familiar, so he decided that d must be the correct answer.