Which Individual with an Inherited Mutation in the MeCP2 Gene

Multiple Choice

Which individual with an inherited mutation in the MeCP2 gene would be the least likely to show symptoms of Rett syndrome?

A) A male whose mother has Rett syndrome but whose father is normal
B) A female whose mother and father both have Rett syndrome
C) A male whose father has Rett syndrome but whose mother is normal
D) A female whose mother has Rett syndrome but whose father is normal