Which of the following excerpts from the passage features a soliloquy?

A. Monsieur Jourdain, my husband, you're a fool!
B. They certainly make you! (Aside) They make an idiot of you!
C. (Fading on) Ah, good morning, gentlemen. And what are we going to do today.
D. Yes, he's generally right on time for his lessons.

B. They certainly make you! (Aside) They make an idiot of you!