A:2 if you have no anxiety, you feel better.
B:1 Increasing work productivity will help engage your brain more
C:3 Encouraging yourself will make you feel better about yourself.
Each child has a 25% chance of having brown eyes and a 75% chance of having blue eyes. This is simplified since the other eye color genes (like those that influence green eyes) are being ignored. But it does mean that brown (or green or hazel or…) eyes are a definite possibility for these blue eyed parents