A person deposits $5,000 into an investment account at the end of each year for 10 years. The account earns 4% interest annually. What is the future value of the annuity after the 10th deposit? 
 
a) $55,120.83 
b) $48,161.50 
c) $42,161.50 
d) $40,000.00 
e) $35,000.00