♡ What is the best definition of "vehicle of contamination"?
-A preventive vaccine
-Any source of biological -contamination
An ambulance
-A food truck

B. Any source of biological -contamination

Indirect cross-contamination - where something helps the organisms move from one place to another. We call these 'vehicles' of contamination. ... This is called the route of contamination. Common vehicles of contamination include food-preparation surfaces, chopping and cutting boards, knives and utensils, cloths and hands.