In 2008, the Republican presidential candidate was George W. Bush Mitt Romney. John McCain Newt Gingrich

## Step 1<br />The question is asking for the Republican presidential candidate in the 2008 United States presidential election. The options provided are George W. Bush, Mitt Romney, John McCain, and Newt Gingrich.<br />## Step 2<br />George W. Bush was the 43rd President of the United States, serving from 2001 to 2009. However, he was not a candidate in the 2008 election.<br />## Step 3<br />Mitt Romney was a candidate in the 2012 election, not the 2008 election.<br />## Step 4<br />Newt Gingrich was a candidate in the 2012 election, not the 2008 election.<br />## Step 5<br />John McCain was the Republican nominee in the 2008 election.