On January 15, 2020, Waterway Industries adopted a plan to accumulate funds for environmental improvements beginning July 1, 2024, at an estimated cost of $8360000. Waterway plans to make four equal annual deposits in a fund that will earn interest at 10% compounded annually. The first deposit was made on July 1, 2020. Future value factors are as follows: Future value of 1 at 10% for 5 periods 1.61 Future value of ordinary annuity of 1 at 10% for 4 periods 4.64 Future value of annuity due of 1 at 10% for 4 periods 5.11 Waterway should make four annual deposits of

a $1636008.

b 2090000.

c $1487280.

d 1801723.