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.

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.

there is no stairs in bungalow

explanation:

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