Alab technician needs to clean medical instruments that have been exposed to bacteria. which electromagnetic wave would be most useful for this task?
a ) infrared
b ) radio
c) ultraviolet
d) microwave

Option (C) is the correct answer.

Explanation:

Ultraviolet rays help in killing bacteria and germs present either on a medical instrument or any other device.

This is because ultra violet rays can travel through the air without creating ozone.

Therefore, we can conclude that ultraviolet is the electromagnetic wave that would be most useful for to cleaning medical instruments that have been exposed to bacteria.

the cellphone, they would then know if the killer would have contacted them or always hated them. or if it was a breakup. but if that is not the case, then it would be the clothing. to put in a bullet, it would have to be put in by hands. hands have finger prints which, would have giving you the answer of who done it.

explanation:

a 2,000 calorie based diet.