Context: Read the description of a trait.
Ling has a scar on her right elbow.
What information supports the conclusion that Ling acquired this trait?
A. Ling's scar was caused by an accident. She cut her arm when she fell off her bicycle.
B. Ling's sister has a bruise from falling on her elbow.
C. Ling's scar is on her right elbow. Her father also has a scar on his right elbow.
Select the correct answer from the given choices and respond with the letter of the chosen option.

A