i need help pls asap

Answer:
Option C
Step-by-step explanation:
C: He has $30 on Monday
He deposits $30 on Friday
Amount left= 0
D won't be the answer because
Diver descends 25 feet
She then descends another 25 feet
Total length descended= 25+25= 50 feet
Answer:
C
Step-by-step explanation:
Withdrawal means minus 30 dollars, so right now she is -30 dollars. But depositing is positive, so 30 + (-30) is 0.