Within the chain of infection, what is the reservoir? a. a way for the pathogen to enter the body b. the way for a pathogen to leave the host c. the location/place where the pathogens live and grow d. the way a pathogen can be transmitted

Is the alien theory a scientific claim? why or why not? just took the test it was , : " the alien theory is not a scientific claim because it is not based on valid data, there is no evidence to support it, and it does not come from a reliable source."

Iwill give brainliest if you answer right : )

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?