20. tammy sold a diamond ring for $10,000. she placed half of the money into a cd

20. tammy sold a diamond ring for $10,000. she placed half of the money into a cd with a 3.9% interest
rate compounded daily. she placed the other half into a cd with the same interest rate but compounded
monthly. what is the difference in the interest earned on each amount after 4 years?
a. $1.43
b. $2.85
c. $125.31
d. $128.16