Bank A offers to pay you a lump sum of $$20,000$ after $7$ years if you deposit $$8,000$ with them today. Bank B$,$ on the other hand, says that they will pay you a lump sum of $$22,000$ after $7$ years if you deposit $$10,000$ with them today. Which offer should you accept?

a$)$ Bank A$\text{'}$s Offer

b$)$ Bank B$\text{'}$s Offer

c$)$ There is not enough information to answer this question.

d$)$ They offer the same rate of return.