I think it is C. However, it should just be rock and water/ice.
Answer: Porphyry
Explanation:
This is an igneous rock that has a fine grained texture!
Hope this helps! :)
It would be a divergent boundary, with the two tectonic plates moving away from eachother.
Answer:
B) more loosely bound together
Explanation:
The molecules seperate and start moving around more.
(You put this in the geography section btw lol)