Why did Sarah decide to resign?

• There's a big scandal about to come to light

• She's tired of the frivolous ethics complaints

• As a private citizen she can fight back against the attacks on her family

• She can spend her time in the lower 48 helping other candidates in 2010 and gathering IOUs for the future

• She's been offered a big job in the private sector that will allow her family to pay back the legal bills

• She's going to campaign for the Senate seat against Lisa Murkowski

• She's starting her presidential campaign for 2012

• None of the above