Answer: Clastic sedimentary rocks are made up of pieces (clasts) of pre-existing rocks. Pieces of rock are loosened by weathering, then transported to some basin or depression where sediment is trapped. If the sediment is buried deeply, it becomes compacted and cemented, forming sedimentary rock.
Explanation:
They are usually known as streams.
The effects of deforestation to the population of bison
Explanation: The Mesozoic era is the era of dinosaurs and lasted 180 million years. This era includes 3 well-known periods - Triassic, Jurassic, Cretaceous. A mass extinction marked the beginning and the end of the Mesozoic Era. So your answer is C.
Answer: A vernacular region is the way you see a region or other words for this would be "perceived existence." Like most of us think Georgia is in the South but someone could think that Georgia's in the west coast which would be wrong but it's the way they see it. As for the second question I can't answer that one.