An adaptation is a trait that helps an organism. A fight better
B. overproduce variations
C survive and reproduce
D larger and stronger

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

20 the main source of energy for our planet comes from the

How far away is the nearest black hole from earth?