State mendels laws and exlain the law of purity of gametes​

Blending. Hint:Mendel's law of purity of gametes states that the unit factors are brought together and paired during fertilization, however, these unit factors do not affect or mix with each other though they have become paired.

Explanation:

2: I think you should go with two because it makes the most sense out of all of those answers. But if not 2, I would go with 4.