Granite is a ________ that contains the mineral quartz.
Granite is a rock that contains the mineral quartz. To be more specific, Granite is a igneous rock that is mainly composed of quartz and feldspar with small amounts of mica and other minerals.
So, the answer to your question is letter A. rock.
I know this because I learned this before in 5th and 6th grade. (I'm in 8th grade now)
Hope I helped!