To correctly classify a rock as igneous, sedimentary, or metamorphic, what would a geologist need to know

a how the rock formed

b the hardness of the rock

c the color of the rock

d how the rock breaks apart

Question

To correctly classify a rock as igneous, sedimentary, or metamorphic, what would a geologist need to know 
                                
                            a   how the rock formed

b   the hardness of the rock
                                
                            c   the color of the rock

d    how the rock breaks apart

xgamer7868 · Answer

plz hurry ok

anonymous · Answer

Scientist cant find out what type of rock a rock is if by how it breaks or the color or the hardness.. So the Answer is...
(what do you think the answer is?)