Pasteurizing milk involves exposing milk to high temperatures for a short period of time to destroy all harmful bacteria that might be lurking in the milk. It is beneficial as it kills most harmful bacteria.
I’m pretty sure D I hope this helps
Organisms can be made up of many<em> </em><u>cells</u>, which could be arranged into <u>tissues</u> which can make up<u> organs</u>, organs can be part of a(n)<u> system</u>. These are........i don't really know after this since you didn't give a lot to work with and i'm not even sure if this is right or not lol.