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Pls help me with this I need this to be answered by tonight along with the others I had posted

Pls help me with this I need this to be answered by tonight along with the others I had posted class=

Respuesta :

alyssathompson710

Answer:

I believe the answer would be A, all the others are compounds (multiple elements) instead of just one in each

tacobelle2003

Answer:

The answer is A