IN:
Multi-choice problem: [he]

Clinton wanted Obama to run for president because he could not win.

OUT:
Clinton

IN:
Multi-choice problem: [it]

The bird perched on the limb and it bent.

OUT:
the limb

IN:
Multi-choice problem: [he]

Conan O'Brien replaced Jay Leno as host of Late Night, however, he was soon asked to come back and have his previous time slot.

OUT:
Jay Leno

IN:
Multi-choice problem: [they]

The Xbox 360 outsold the Nintendo Wii by 300 percent because they are losing their popularity.

OUT:
the Nintendo Wii