can someone check my answers, please and thank you?:) I know they are pretty obvious but I just want to make sure!

1.
How is a rock different from a mineral?

A. It is not different, they are the same things and the words "rock" and "mineral" can be used interchangeably

B. A rock is made up of minerals

C. Minerals are made up of rock pieces

D. Minerals are man-made and rocks occur naturally ****

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2.
What are the threemain types of rocks? Select ALL that apply

A. Metamorphic ****

B. Chemical

C. Sedimentary ****

D. Igneous ****

E. Magmatic

F. Biogenous

3 answers

From the web:

What's the difference between rocks and minerals?[edit] A mineral is a naturally not occurring, inorganic solid with a definite chemical composition and a crystalline structure formed by geological processes. A rock is an aggregate of one or more minerals whereas a rock may also include organic remains and mineraloids.
So, I am going to change my answer for number 1 to B. I am keeping 2's answer however
You answered the second question correctly.
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