When a local farmer found oil bubbling to the surface in one of his fields, he reported the information to a group of scientists. after 30 years of experimentation, the scientiss develop a new theory about how oil formed beneath this location. how do you know that this information is really a theory?

a. the theory proves a scientific law

b. most of the data were un observable

c. the theory was developed over time.

d. the data describe a natural phenomenon