Why would the proportion of a population, with a given trait, change significantly over time? Such as jump from 10% to 60%.(1 point)

Responses

The environment might have changed to select against the trait.
The environment might have changed to select against the trait.

The amount of food in the ecosystem might have decreased.
The amount of food in the ecosystem might have decreased.

The amount of food in the ecosystem might have increased.
The amount of food in the ecosystem might have increased.

The environment might have changed to favor the trait.

The environment might have changed to favor the trait.