Who was George W. Bush's Vice President?

Dick Cheney served as Vice President under George W. Bush from 2001 to 2009. Cheney, a seasoned politician with experience in several high-level government positions, played a significant role in the administration's policies and decision-making processes, particularly concerning national security and foreign affairs. His relationship with Bush was characterized by a collaborative approach, which influenced major events during their time in office, such as the response to the September 11 attacks and the subsequent wars in Afghanistan and Iraq.

The other individuals mentioned in the choices served in different roles or capacities. Al Gore was Vice President under Bill Clinton, Joe Biden served as Vice President under Barack Obama, and Dan Quayle was Vice President during George H.W. Bush's administration. This context underscores why Cheney is the appropriate answer in relation to George W. Bush's presidency.