shale is a type of rock formed mainly from —\na. carbonates\nb. clay minerals\nc. plant remains\nd. sand…

shale is a type of rock formed mainly from —\na. carbonates\nb. clay minerals\nc. plant remains\nd. sand particles
Answer
Brief Explanations:
Shale is a fine - grained sedimentary rock composed primarily of clay minerals. Carbonates form limestone - like rocks, plant remains form coal, and sand particles form sandstone.
Answer:
B. clay minerals