Read the passage below, looking figurative language that helps you understand Al. Al stomped across the newly-seeded lawn and tossed his candy wrapper on the ground. Then he saw me and he grinned, his face one big snarl. ”Hey, Candy Boy, did ya finish my homework yet? I ain’t got all day!” His fist was a tattooed bludgeon waiting to alter my face.

How do the figures of speech in this passage affect the reader's understanding of Al?
A. They show that he is insecure
B. They show his humorous side.
C. They make him seem dangerous.
D. They suggest a lazy personality.