What proportion of kittens born to Manx cats will be Manx? (Hint, not every possible genotype will result in a kitten being born so you may get a weird answer: draw the square and cross out those that will die in utero and calculate your proportions based on what squares are actually viable).
a) 25% of kittens born to Manx cats will be Manx
b) 50% of kittens born to Manx cats will be Manx
c) 75% of kittens born to Manx cats will be Manx
d) 100% of kittens born to Manx cats will be Manx