Answer:
A
Step-by-step explanation:
0 is sea lvl so just add and subsubtract
The least possible sum is 10.
The pairs of factors for 24 are (1,24), (2,12), (3,8), (4,6) with sums 25, 14, 11, 10. So the numbers are 4 and 6.
6+4
The answer is 413. Because it says below sea level
hope this helped!