Organisms that formed index fossils are distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms.Apr 30, 2020
It may be the captial because of how it is the largest city in Argentina. (2.8 million) The second largest city, Cordoba, has only 1.3 million. And also Buenos Aires is internationally known.
Okay so I don't know the answer, but I do know that it isn't A
Answer: See explanation.
Explanation:
Because Astronomers have well-tested theoretical models that explain how a star evolves over the course of its life as well as well-tested theoretical models that explain how a star evolves over the course of its life.
