Correct option is B
Given:
- Immediately after leaving his house, Ankur turned right and walked for 40 m .
- Then, he turned left and walked for 20 m .
- Then, he again took a left turn and walked for 30 m .
- There he met a friend and turned right to go to the coffee shop 20 m away.
- After having coffee, he walked back straight for 40 m in the direction he had come from.
