PLEASE HELP Much information gained by today's astronomers in developing new theories about the universe comes PRIMARILY from

A) backyard observers like yourself.

B) astronomical records from archeaological digs.

C) powerful x-ray and radio telescopes that can see far in the universe.

D) future-thinking science fiction writers and screenplays from movies like "Contact".

C should be the correct one

car stops. he keeps going = he has inertia

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.