Shashank's house is on the south. He leaves through the rear exit of his house and walks 18 m. Then he turns to the right and walks 28 m. Then he turns to the right and walks 35 m. Then he turns left and walks 12 m. Then he turns left and walks 17 m. How many meters away is he from his original position?

• A. 40 m
• B. 30 m
• C. 24 m
• D. 17 m