Question

what is the primary mode of transmission for most viruses? ingestion blood transfusions inhalation

Explanation:

Many common viruses like influenza and COVID - 19 spread through respiratory droplets when an infected person talks, coughs, or sneezes, which is inhalation for others. Ingestion is more relevant for some gastrointestinal viruses, and blood transfusions are not the primary way most viruses spread.

Answer:

inhalation