Hello! My name is Chris and I’ll be helping you with this problem.
Date: 9/28/20 Time: 11:21 am CST
Answer:
B
Explanation:
Yes, you are right! It is already 586 feet under (-586) and you're adding 80 more to its depth (-80)
I hope this helped answer your question! Have a great rest of your day!
Furthermore,
Chris
