What is the probable change in price of a 30-year semiannual 6.5 percent coupon, $1000 par value bond yielding 8 percent when the nominal risk-free rate changes from 5 percent to 4 percent（）

A. $106.34.

B. $107.31.

C. $102.57.

The nurse is caring for a neonate with congenital clubfoot. After the final cast has been removed, which member of the health care team will most likely help the neonate with leg and ankle exercises and provide his parents with a home exercise regimen（）

A. Occupational therapist.

B. Physical therapist.

C. Recreational therapist.

D. Speech therapist.