What are the possible genotypes for a Round body type if Round (R) is dominant to Square (r)?

There would obviously be 4 genotypes, all of which are Rr.

Explanation:

Using Punnett Squares, with a dominant genotype or RR, and a recessive genotype of rr, you'll get four Rr genotypes.

i don't know, but does anyone wanna be friends? i'm doing my homework at 1: 49 in the morning : /