What is cross-contamination?
a. The transfer of harmful microorganisms from one food or surface to another
b. The presence of harmful microorganisms in food
c. When someone becomes ill after having eaten food containing toxins
d. When more than two people become sick from eating the same food

A) The transfer of harmful microorganisms from one food or surface to another.  

Explanation:

Cross contamination occurs when bacteria or other microorganisms are unintentionally transferred from one substance or surface to another.

its been noted for the past decade or so that there is some (approximately 5% to 7%) shrinkage in the brains of people who have schizophrenia, most notably in the gray matter, which is an important part structures in the brain’s amygdala, hippocampus and parahippocampus, which are all involved in memory storage and retrieval memory storage and retrieval.

explanation:

ive read articles

d.

explanation: