Humans use what to pass on desired phenotypic traits to the next generation of organisms.
a) natural breeding
b) selective breeding
c) selective insemination
d) artificial fertilization

The answer is B . just think like foot ball players or other characteristics.

B) selective breeding

Explanation:

Selective breeding is also called as artificial selection because of the fact that human beings select and breed the parent organisms with desirable traits in animals and plants so as to produce offsprings with high yield and good quality which are beneficial for humans.

On the basis of the above description, Humans use selective breeding to pass on desired phenotypic traits to the next generation of organisms.