Answer :
Option C is correct negative externality is an example of air we breathe .
Which air we breathe?
We breathe (mostly) an elemental mixture: elemental nitrogen,
; atomic oxygen,
. Because the dioxygen and dinitrogen are in the same phase and state, the mixture is homogeneous. We breathe (mostly) a homogeneous mixture of elements: elemental nitrogen, oxygen, and carbon
Because the dioxygen and dinitrogen are in the same phase and state, the mixture is homogeneous.
Learn more about air we breathe with the given link:
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