Which is an example of codominance?
A. A cow with white hairs and a cow with black hairs mate and produce a cow with both white and black hairs.
B. A sheep with white fur and a sheep with black fur mate and produce a sheep with gray fur.
C. A person with blue eyes and a person with brown eyes mate and have a child with brown eyes.
D. A red-flowered plant and a white-flowered plant mate and produce a pink-flowered plant.