Someone please help me with questions 1 and 2!! (Multiple choice) I’ll give you points and brainlist answer

1) B

2) C

Explanation:

1) Shale (a) is made up of superfine powdered rocks, and siltstone and sandstone (c and d) are both very fine. The conglomerate is made up of much larger rocks that would be roughly 1.5 centimeters in diameter

2) cementation is the correct answer because melting rocks (a) is an igneous rock, solidification of magma (b) is also an igneous rock and recrystallizing materials (d) is the metamorphic process.

the index of refraction of the second medium is higher. i just took the test trust me !