Answer:
c
Explanation:
the loud noise can reduce the quality of the analog signal
Chemical reactions happen when you breathe, eat, drink, etc. Chemical reactions make you go through puberty, chemical reactions makes things enjoyable, or sad. Chemical reactions happen in batteries, cellphones, computers, vehicles.
<span>Chemical reactions are everywhere and too numerous for me to think about all the possibilities.</span>
Frequency - transferred through satellites and picked up through their receivers...
I believe it's C, since for example, water may change it's physical property from liquid to solid but it's chemical make-up, H2o, stays the same.
Hope this helps : )