Some people develop a major depressive episode as a result of genetics. Others can end up with the same psychological struggles as a result of a major life issue, while still others may be affected by teratogens before they are born. The fact that there are many paths to this same destination demonstrates the concept of:

equfinality                                                                                        

Explanation:

In psychology, equifinality is described as a process that signifies the fact that how various early experiences in an individual's life, for example, parental substance abuse, parent divorce, physical abuse, etc can produce familiar outcomes, for example, childhood depression. In other words, there are various experiences in an individual's life that can often develop some sort of psychological disorder.

The question above represents the concept of equfinality.

c. taught scientists many new things about the earth, but not other planets.

explanation: