Question

One examples of cross-contamination is when a foodhandler: A. Uses the same ice for serving drinking and keeping beverage bottles cold B. Prepares hand-battered food in small batches C. Uses separate cutting boards for raw and cooked meat D. Washes fruits and vegetables under running water

Answer 1

(A). Uses the same ice for serving drinking and keeping beverage bottles cold.

This is the only example where there is something being used twice for different reasons, which is a big no-no in food safety.