The answer is a. temperature and pH can affect how the enzymes work
I think it is the third one.
Igneous rocks from cooling magma<span>. </span>Granite<span> is an igneous rock </span>formed<span> from </span>magma<span>that </span>cooled slowly<span> underground. As the </span>magma slowly cools<span>, large mineral crystals form.
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Answer:go read ur book and u will find it!!
Explanation: