- A35 − 12 = 23 m
- B35 − (−12) = 47 m
- C−12 − 35 = −47 m
- D35 + (−12) = 23 m
Step-by-Step Solution
Distance = higher position − lower position = 35 − (−12) = 35 + 12 = 47 m. A distance cannot be negative, and 23 m ignores that the fish is below the surface.
Answer: B) 35 − (−12) = 47 m