Answer:
A. Risk Adverse
Step-by-step explanation:
A Risk adverse person is a person which at all times is ready to take a small amount of money than than taking risk that might result to such person having or winning a higher sum.
Sharon's decision to take the $5 bet instead of taking the risk of getting $50 with the probability of losing up to $10 shows that she is a risk adverse (i.e she is reluctant to take risks )