Natural selection is an evolutionary mechanism by which: .

a. advantageous traits are eliminated in a population
b. advantageous traits become more common in a population
c. inherited traits pass consistently through generations
d. organisms choose which traits to look for in their offspring

The correct answer would be option B

Natural Selection is a phenomenon in which the the traits that is advantageous for the population is common in a population.

These changes evolve over a period of time. The organisms having some change in the characters due to mutation survives and the organism lacking these features die.

These characters are then transferred from one generation to another and becomes common in a population.

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

hope this !

do yall know the answer?