Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

When the investor’s investment horizon is less than the Macaulay duration of the bond she owns:
Option A:the investor is hedged against interest rate risk.
Option B:reinvestment risk dominates, and the investor is at risk of lower rates.
Option C:market price risk dominates, and the investor is at risk of higher rates.

Answer: C