Public Policy Polling includes Jeb Bush on their latest list of hypothetical 2012 matchups. The result: the former Florida governor and brother of the former president draws the least support. President Obama leads all four matchups from the Democratic pollster, but does best against former Alaska Gov. Sarah Palin.

General Election Matchups:
Obama 53 - Palin 38
Obama 50 - J. Bush 37
Obama 48 - Huckabee 41
Obama 48 - Romney 39

Favorability Ratings:
Palin 37 / 55
Huckabee 38 / 36
J. Bush 22 / 45
Romney 33 / 38

Obama's job approval rating in the survey was 52 percent, with 44 percent disapproving. Voters are basically split on the Democrats' health care plan, with 45 percent supporting it and 46 percent opposed.

The automated telephone survey of 821 voters nationwide was conducted September 18-21 and has a margin of error of +/- 3.9 percent.