Which of the following are true regarding ores?

I. Ores can be metallic.
II. Ores can be nonmetallic.
III. Ores consist of minerals.
IV. Materials removed from ores are useful.
A.
I, III, and IV only
B.
II, III, and IV only
C.
I, II, and III only
D.
I, II, III, and IV

D? maybe idk

Explanation:

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl

no starving yourself won't it will make you lose more weight what you need to do is find out what foods make you gain weight like bread and meats with fat on