Pls helppppppp!!! I really need help!

answer:
there are 4 traits of natural selection.
1. reproduction
2. heredity
3. variation in physical characteristics
4. variation in number of offspring per individual.
if i were you i would choose the trait "reproduction' cause online there's a lot of info about that trait. but i'll give you an exapmle sentence cause idk how many sentences and/or paragraphs you need.
the more animals reproduce, the population of that species will grow in numbers & evolve!
explanation:
hope this helped!
i answered your question & hope you have a great day!
pls give me brainliest <3