Maya Was Born with a Thyroid Deficiency That Was Not

Maya was born with a thyroid deficiency that was not diagnosed as such until she was three years old. What is the likely outcome for Maya?

A) Maya will be mentally handicapped to some extent.
B) There will be no long-lasting effects as long as Maya receives treatment once the problem is diagnosed.
C) Maya will grow to be over 6 feet tall.
D) Maya will become blind and deaf.