don't need full explanation. just need the answer please

1. What is the present value of an annuity immediate that pays $100 times the interest rate each year for 2n years when interest is such that an investment of $1 doubles in value every n years?

A. $ 25

B. $ 50

C. $ 75

D. $ 100

E. None of the above

2. What is the product of ( i, d 2 , v 2 , and ( ) 2 ) when d equals .2?

A. .16

B. .18

C. .20

D. .22

E. None of the above.