HURRY IM TIMED Which best explains past processes that occurred in a region, as indicated by a large presence of petroleum?

A. Weathering in the mountains in the region formed sediments; the deposition and compaction of these sediments formed deposits of petroleum.

B. Weathering in the mountains in the region formed sediments; the deposition and compaction of these sediments formed deposits of petroleum.

C. Past hydrothermal activity occurred in the region, causing the formation and deposition of petroleum. Past hydrothermal activity occurred in the region, causing the formation and deposition of petroleum.

D. Marine sediment was buried and compacted; over millions of years, petroleum was formed, trapped beneath Earth’s surface.