Answer:
B. –588 feet
Step-by-step explanation:
If you are below the surface, the answer is recorded in negative units.
1. Pretend that the negative sign didn't exist. Subtract.
735 - 418 = 317
2. Add 271 to 317.
317 + 271 = 588 feet
3. Replace the numbers with negative signs.
So it is -588 feet
hope it helps and Mark Brainlyest
UwU