What was the main reason for the arrest and charges against former Representatives Pete Kott, Bruce Weyhrauch, and Vic Kohring in 2007?

A. Their alleged misuse of government funds for personal expenses
B. Their involvement in a scandal related to environmental regulations
C. Their role in a controversy surrounding a major infrastructure project
D. Their solicitation and receipt of money and favors in exchange for votes on an oil tax law
Answer: 