Question Statement:
A farm surveyor starts from base station $O$ and walks along the following path:
1. $40\text{ m}$ due North to point $A$
2. Turns right and walks $30\text{ m}$ due East to point $B$
3. Turns right and walks $80\text{ m}$ due South to point $C$
4. Turns right and walks $30\text{ m}$ due West to point $D$
Which of the following statements is/are TRUE regarding the surveyor's final position $D$ relative to base station $O$?
Options:
- (A) The surveyor is exactly $40\text{ m}$ away from base station $O$.
- (B) The final position $D$ lies directly South of base station $O$.
- (C) The total distance walked by the surveyor along the path is $180\text{ m}$.
- (D) The final position $D$ lies directly West of point $C$.