Global Food Distribution Is of Great Concern to Virologists Because

Global food distribution is of great concern to virologists because:

A) crowded meat farms can generate a virus that spreads quickly and is easily passed worldwide.
B) some areas produce more food products than others,and it creates scarcity worldwide.
C) during food distribution,especially if there are transportation delays,much of the nutrition level of the food declines.
D) animal and vegetable products coming from the same farm can be cross-contaminated and cause a great deal of harm to communities.
E) the human agents who trade in food are often contaminated with viruses.