What are the most important considerations when
selecting and testing a solution to try for a problem?

Which best summarizes what scientists learned about how microbes benefit the human body? they are part of a normal human ecosystem. they have become less harmful to humans than they used to be. they process nutrients, fight disease, and accommodate change. they humans overcome the effects of antibiotics.`

What is the author trying to say in "do kalakar" by mannu bhandari?

Postanowienia noworoczne w postaci opowiadania