Which Statement Best Describes the Iran-Contra Affair

Which statement best describes the Iran-Contra affair?

A) Money from weapons sold to Iran, who then mediated in hostage negotiations in Lebanon, was illegally diverted into covert aid for the Nicaraguan Contras.
B) After the Sandinista government in Nicaragua shipped arms to communist rebels in El Salvador, the United States bribed Iran to cut off oil supplies to Nicaragua.
C) The United States used funds from weapons sold to the Contras in Nicaragua to bribe Iran so that it could assist with American hostage releases in Lebanon.
D) The United States sold weapons to Iran's enemy Iraq and then covertly used that money to fund the Contra rebellion in Nicaragua.