A volunteer agency needs to transmit an important message across an ocean. Which type of waveform is most likely to degrade by the time it reaches its destination?

The answer is letter c

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

A1 a 2 a 3 ooh lol i think that's it