Rahul walks 12 m towards North from his house and turns West to walk 35 m to reach the market. While returning, he walks diagonally from market to reach back to his house. The distance he travelled while returning is

A

$$47\ \text{m}$$

B

$$43\ \text{m}$$

C

$$39\ \text{m}$$

D

$$37\ \text{m}$$