What's the main difference between a metaphor and a simile?
    
A. A simile uses "like" or "as" to make comparisons and a metaphor doesn't.
B. A simile is an implied comparison and a metaphor is a direct one.
C. A simile compares two things by using the word "like" and a metaphor compares more than two things.
D. A simile is a type of figurative language, and a metaphor isn't.