Final answer:
An athlete's identity can affect their risk for depression after retirement, with a higher risk due to loss of identity and purpose.
Step-by-step explanation:
According to the text, a person's identity as an athlete can affect their risk for depression after retirement. The correct answer is (b) Athletes have a higher risk of depression due to loss of identity and purpose. When athletes retire, they often experience a significant loss of their athletic identity and the purpose and structure that came with being an athlete. This can lead to feelings of emptiness, loss, and a lack of direction, which can increase the risk of depression.