the advice his wife gives him is good because you can't judge a man character based on one or 2 acts it's in their continuous lifestyle
It would be C. Shrub
It would be easier to put an image instead of explaining it. Here you are!
R = Red
r = white
RR = 25% - 25% chance of red
Rr = 50% - 50% chance of pink
rr = 25% - 25% chance of white