Concentrated Animal Feeding Operations (CAFOs)_________ the Risk of Meat Contamination

Concentrated animal feeding operations (CAFOs) _________ the risk of meat contamination withE.coli because ___________________.

A) decrease; animals lack antibiotics in their feed
B) increase; animals tend to be covered in fecal matter when kept at high densities
C) decrease; a comprehensive database allows for immediate tracing back to the producer where the infection originated
D) increase; animals are exposed to higher levels of methane gas