ABC Corp just issued 8% Coupon Bonds, with maturity of 10 years, worth $ 20m under Sinking Fund Provision that requires that ABC must put aside at the end of each year $X in an investment vehicle earning at 6% per year for orderly retirement of these Bonds. According to your calculation X is equal to:

a. $1.52m b. $ 2.0m c.. $2.12m