Which best describes evolutionary theory?

To exist with one another, organisms belonging to a same species either compete for the resources or divide it amongst themselves, where animals and plants of the same species co-exist and creates a beauty with nature.

answer: i think it might be the last one

explanation:

this defines the ability for a flex item to grow if necessary. it accepts a unitless value that serves as a proportion. it dictates what amount of the available space inside the flex container the item should take up.

give brainlest