What Is the Primary Difference Between Hard Money and Soft

What is the primary difference between hard money and soft money?

A) Hard money goes directly to candidates and their campaigns, while soft money is donated to advocacy groups and political parties.
B) Hard money refers to cash donations given by individuals, while soft money refers to volunteer hours worked and other resources.
C) Hard money means the contribution has been reported to the FEC, while soft money has not been disclosed.
D) Hard money refers to money raised by PACs, whereas soft money refers to money raised by individual contributions.