Who Among the Following Suffers from a Phobic Disorder

Who among the following suffers from a phobic disorder?

A) Beth, who has difficulty falling asleep and wakes up quite often at night
B) Nia, who has a persistent fear of pointed objects for no particular reason
C) Gina, who has trouble reading despite exhibiting normal traits of intelligence
D) Maggie, whose cognitive abilities have dramatically declined from when she was a child