When a virus invades a host the most common threat is

Aproduction of viral fluids in the bloodstream.
Bfermentation of acids in the digestive system.
Cdestruction of cells by viral reproduction.
Dstimulation of muscle tone in the heart.

Verified Answer :

CDestruction of cells by viral reproduction.

When a virus invades a host the most common threat is C. Destruction of cells by viral reproduction.