An Investor in the 25% Marginal Tax Bracket Purchased a Bond

An investor in the 25% marginal tax bracket purchased a bond for $983, received $85 in interest, and then sold the bond for $955 after holding it for six months. The tax rate for capital gains with holding periods in excess of one year is 15%. What are the pre-tax and post-tax holding period returns?

A) 5.8%; 4.3%
B) 6.0%; 4.5%
C) 5.8%; 4.5%
D) 6.0%; 4.3%