Read the following excerpt from a story: Chan's temerity is getting out of hand. Yesterday, he asked his boss for her key to the executive break room, since he'll "have one soon, anyway."

Based on the context clues in the excerpt, what is the definition of the word temerity?

A. Lack of self-respect

B. Thoughtful speculation

C. Hardworking nature

D. Foolish boldness​