Question

Scientists hypothesize that there are no dinosaurs alive today because

a) mammals out-competed the dinosaurs for food and living space
b) they were hunted too extinction by other dinosaurs
c) they were killed when the ice caps melted and water covered the land
d) they could not adapt a new environment to avoid extinction

Answer 1

c) they were killed when the ice caps melted and water covered the land

Step-by-step explanation:

mass extinction of the non-avian dinosaurs and many other living things during the Cretaceous–Paleogene extinction event was caused by the impact of a large asteroid on the Earth.

Answer 2

D

since the theory of an astroid or volcano bursting caused the enjoinment to become dark and cold. Many animals did not survive this drastic change in their environment and many things died.

Step-by-step explanation: