People of all ages were impacted by the expansion and availability of the internet in 1990s. this is an example of what kind of effect? a. aging effect b. modernization effect c. period effect d. cohort effect e. none of the above

answer: blah

explanation:

bc blah

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )