Which battle is different from the other three? a. charleston b. ninety six
c. comden
d. guilford Courthouse

d.guilford Courthouse

Explanation:

While all the battle listed in the question was fought during the American Revolutionary War, and it was all won by either the British or its allies.

The difference between all the four is that the Battle of Charleston, Ninety-Six, and Camden were all fought in South Carolina territory while the Battle of Guilford Courthouse was fought in North Carolina.

Hence, in this case, the correct answer is "Guilford Courthouse."

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