Exit which of the following was an early realization that gave rise to darwin's theory of natural selection?
a. most organisms share the same habitat.
b. the earth is younger than previously thought.
c. organisms do not appear to be closely related.
d. the earth and its organisms have changed through time.

Imagine a child who consistently gets mediocre grades and is often picked last for a team when games are played at recess. however, he likes to make silly jokes and play pranks, and he notices that people laugh when he does those things. the child starts to think that others are laughing with him, not at him. this is part of the process that charles cooley