Which scenario below, best demonstrates incomplete dominance?
a. a bluefish is crossbred with a redfish, and all the offspring are born with blue scales
b. a bluefish is crossed with a redfish, and the offspring are born blue with red spots
c. a bluefish is crossed with a redfish, and all the offspring are born with red scales
d. a bluefish is crossbred with a redfish, and the offspring is born with purple scales