In Order to Produce a Commercially Viable Oil Deposit,there Must

Multiple Choice

In order to produce a commercially viable oil deposit,there must be a source rock,a reservoir rock,a seal rock,and a ____________.

A) large fracture connecting the reservoir rock to the surface of the Earth,so the oil can move freely toward the surface
B) filter rock-a rock of intermediate permeability located between the source and the reservoir rocks to remove impurities
C) heater rock-an intrusive igneous rock beneath the source rock to heat the oil and give it buoyancy
D) trap-a geologic configuration that forces oil to pool up and denies it passage to the surface