The correct statement is statement A - the value of money in his account increases over time.
As given, Randy saves money in some account and that account earns interest. Interest is defined as that money which the bank pays you at a particular rate on your savings account or fixed deposits. So, this interest money is added to your own deposited money, eventually increasing it over a period of time.
Answer:
A. the value of money in his account increases over time.
Step-by-step explanation: