If the federal reserve decreases the reserve rate from 5% to 2% how does this affect the amount of money that would result because of fractional reserve banking from initail deposit into a bank of 25000

For the answer to the question If the Federal Reserve decreases the reserve rate from 5% to 2%, how does this affect the amount of money that would result because of fractional reserve banking from an initial deposit into a bank of $25,000?
The answer would be the last one.
D.It decreases the amount by $500,000.
I hope my answer helped you.

The answer would be quadratic trinomial

Is there a picture of a graph or whatever that goes along with this?