a group of scientists is exploring whether a location is likely to contain oil reserves. what clue could…

a group of scientists is exploring whether a location is likely to contain oil reserves. what clue could they use to help them determine if oil is present? the existence of an ancient watery environment above - ground pools of saltwater above - ground pools of tar the existence of a nearby body of fresh water, such as a lake
Answer
Brief Explanations:
Oil is formed from the remains of marine - plants and animals in ancient watery environments. Above - ground pools of saltwater or fresh water are not direct indicators of oil presence. Above - ground pools of tar can be a sign that oil has seeped to the surface and been altered, but the existence of an ancient watery environment is a fundamental clue for potential oil formation.
Answer:
the existence of an ancient watery environment