Question: In cattle, roan coat color (mixture of red and white hairs) occurs in the heterozygous (Rr) offsp…

In cattle, roan coat color (mixture
of red and white hairs) occurs in the heterozygous (Rr) offspring
of red (RR) and white (rr) homozygotes. Which of the following
crosses would produce offspring in the ratio of 1 red: 2 roan: 1
white?

A) red × roan

B) red × white

C) white × roan

D) roan × roan

E) The answer cannot be determined from the information
provided.