After the 2008 Election, How Did the Obama Administration Influence

After the 2008 election, how did the Obama administration influence U.S.policy toward ongoing conflicts?

A) President Obama initially chose to step up American's military effort in Afghanistan and keep U.S.forces in Iraq.
B) President Obama renounced the Bush Doctrine.
C) President Obama immediately hastened the departure of American troops from Iraq but not Afghanistan.
D) President Obama immediately hastened the departure of American troops from Afghanistan but not Iraq
E) President Obama immediately hastened the departure of American troops from both Iraq and Afghanistan.