PLEASE HELP! ILL GIVE 40 PTS I REALLY NEED THIS! how can codominant traits benefit a population?

And

how can incomplete dominant traits benefit a population?
HELPP

Both co-dominance and incomplete dominance produce organisms that are different from the common population. Therefore, the possible benefits associated with co-dominance and incomplete dominance are the increase in the fitness of an individual and in the genetic diversity of a population.

Explanation:

and this is 5 points

its first and third is your answer i did the qustion the fourth isnt right