Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

A hedge fund has the following fee structure: Annual management fee based on year-end AUM 2% Incentive fee 20% Hurdle rate before incentive fee collection starts 4% Current high-water mark $610 million The fund has a value of $583.1 million at the beginning of the year. After one year, it has a value of $642 million before fees. The net return to an investor for this year is closest to:
Option A:6.72%.
Option B:6.80%.
Option C:7.64%.

Answer: C