Round Seeds (R) Are Dominant to Wrinkled Seeds (R), and Yellow

Multiple Choice

Round seeds (R) are dominant to wrinkled seeds (r) , and yellow seeds (Y) are dominant to green seeds (y) . A true-breeding plant with round and yellow seeds is crossed to a true-breeding plant with wrinkled and green seeds. What is the genotype of the F₁ progeny?

A) RRYY
B) RrYY
C) RRYy
D) RrYy
E) rryy