Many of the germs that cause respiratory (breathing) diseases are spread by droplets that come from coughing and sneezing. These germs usually spread from person to person when uninfected persons are in close contact with a sick person. Some people may become infected by touching something with these germs on it and then touching their mouth or nose.
A) The source is probably not valid because it is based on an opinion.
He or she that wrote it did not go into a lab and see if the resources are true its just based on what he thinks it is.
Answer:
I would say because they're in a set of triplets? This is because there are three babies that are born from the same mother on the same day, and two of those babies would be born on the same day... but they would have to be twins... so it isn't possible unless they are triplets.
D. A consumer buys or trades to receive a commodity available for sale or exchange
