Context: Read the description of a trait.
Quincy has a scar on his left knee.
What information supports the conclusion that Quincy acquired this trait?
A. Quincy's brother has scars on both of his knees.
B. Quincy's scar is on his left knee. His mother also has a scar on her left knee.
C. Quincy's scar was caused by an accident. He cut his leg when he fell off his skateboard.
Choose the right answer from the options and respond with its letter.

C