Which part of the electromagnetic spectrum is nearest to radio waves? a) x-rays b) microwaves c) gamma rays d) ultraviolet light

I think your answer is microwaves, you could always look up a electromagnetic spectrum chart if you arent sure

According to the charts it may be B

Which principle states: "geologic processes taking place on earth today operated similarly in the past and can be used to explain past geologic events"? a. lateral continuity