Of the following four scenarios, which one would result in exponential decay of the total
amount of money kept in a safe?
A) The owner withdraws a third of the money
remaining in the safe every month.
B) The owner withdraws 100 dollars every
month from the safe.
C) The owner withdraws 10% of the original
amount of money in the safe every month.
D) The owner empties the account in five
months by withdrawing an equal amount
of money each month.