Wait hold up do you live in Wilson county????
All of these are compounds except oxygen because a compound is two or more different elements bonded together.
Microwave, light from a candle, xrays, uv light from the sun
The correct answer for the question it is option
>>>>D<<<<
%100 sure
if you need another answer welcome to come
Compound: a thing that is composed of two or more separate elements, basically it is a mixture
Mixture: a substance made by mixing other substances together
so go from there. I don't want to cheat by giving answers, so I hope this is guiding and helpful. please mark brainliest if it is!