Final answer:
The three types of direct contact in which a virus can be spread are person to person, animal to person, and mother to unborn child.
Step-by-step explanation:
The three types of direct contact in which a virus can be spread are person to person, animal to person, and mother to unborn child. In person to person transmission, a virus is spread through close contact, such as touching or kissing. Animal to person transmission occurs when a virus is transmitted from infected animals to humans, for example, through bites or scratches. Lastly, mother to unborn child transmission involves the transfer of a virus from a pregnant woman to her developing baby.
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