Slaves contributed to the war effort by fulfilling all of the below roles except a. drummers c. guides b. spies d. snipers

Slaves contributed to the war effort by fulfilling all of the below roles except a - Sniper.

Explanation:

Slaves contributed to the war effort by fulfilling all of the below roles except -Snipers

The snipers were specially trained marksmen who were not slaves.

Rest all roles were played by slaves.

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