Which of these statements explains the relationship among elements, compounds, and mixtures?

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none of choices correct
b closest
should
mixtures made of 2 or more substances , substances may elements or compounds compunds being composed of elements in definite proportion.

a.elements made of compounds , mixtures.
b.both compounds , mixtures made of elements.
c.mixtures made of elements, , elements made of compounds.
d.compounds made of mixtures, , mixtures made of elements.


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