"Brown eyes are dominant over blue eyes. If two brown eyed parents have a child with blue eyes, what does it mean about the parent’s genotype?"

Because brown (B) is dominant over blue (b). Two parents who are Bb and so have brown eyes each have a 50% chance of passing a b to their child. ... By the old genetic rules, two blue-eyed parents would both be bb and so could only pass b to their kids.

Explanation:

c.           is the correct answer

b 04545