What is the single effective most effective way to prevent infections? what are two additional ways to control the spread of germs that are spread through the air, such as colds?

The single most effective way to prevent infections is hand washing. The two additional ways to control the spread of germs through the air are physical distancing and use of tissues.  

•One of the best ways to keep oneself from getting sick is hand washing.  

•It is mainly helpful at the time of cold and flu season when one is more around individuals who spread germs.  

•It is important to take the time and wash the hands on regular basis as it is one of the best good hygiene practice.  

•Apart from this, one can control the spread of germs by practicing physical distancing from members who are vulnerable to cold.  

•And one should use tissue and should sneeze or cough into the arm, not the hand and should turn away from other individuals.  

Thus, hand washing is one of the most effective way to prevent infections, and apart from this one should also practice physical distancing and use things like tissues in public.

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i think the answer is d.

i think he will be okay, id probably take the dog to the vet just incase