HURRY PLEASE WILL MARK BRAINLIEST

It is c

the principle is random assortment of gametes as both parents have one red allele and one black allele so you have to have equal numbers of each checker in each bag and then you select one random out of each bag and combine and then see what alleles you have which will show what phenotype you will end up

Explanation:

"menstrual cycle is a complex cycle that consists of several processes. order of occurrence of steps in menstrual cycle are as follows:

1. high progesterone levels maintain the endometrium lining of the uterus.

2. endometrium lining breaks down and low levels of estrogen stimulate the pituitary to release fsh and lh.

3. fsh and lh stimulates the follicles to develop and the oocyte to produce estrogen.

4. rising estrogen levels suppress fsh production and development of other follicles.

5. a spike in lh causes follicle to rupture.

6. a breakdown of corpus luteum causes progesterone level to drop."