Question

Two substances, A and Z, are to be identified. Substance A cannot be broken down by a chemical change. Substance Z can be broken down by a chemical change. What can be concluded about these substances?

a.
Both substances are elements.


b.
Both substances are compounds.



c.
Substance A is a compound and substance Z is an element.



d.
Substance A is an element and substance Z is a compound.

Answer 1

I ain't very sure but i think..

Explanation: D is the answer