Please answer the following question: Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: What does Cole suffering from? Movie plot title: Mr. Holland's Opus Movie plot: In 1965, Glenn Holland (Richard Dreyfuss) is a professional musician and composer who has been relatively successful in the exhausting life of a musician. However, in an attempt to enjoy more free time with his young wife, Iris (Glenne Headly), and to enable him to compose a piece of orchestral music, the 30-year-old Holland accepts a high school teaching position. Unfortunately for Holland, he is soon forced to realize that his position as a music teacher makes him a marginalized figure in the faculty's hierarchy. Many of his colleagues, and some in the school's administration, including the school's principal (Olympia Dukakis) and vice principal (William H. Macy), resent Holland and question the value and importance of music education given the school's strained budget. However, he quickly begins to win many of his colleagues over. In the classroom, Holland finds success utilizing rock and roll as a way to make classical music more accessible to his students. Gradually, stubbornly, he begins to see his students as individuals and begins finding ways to help them excel. When Iris becomes pregnant, Holland uses the money saved up to produce his orchestration in order to buy a house. Their son Cole is born during the summer following his first year as a teacher. When school resumes, Holland is put in charge of the school marching band. The school's football coach Bill (Jay Thomas) helps him in exchange for allowing an academically challenged football player/wrestler named Louis Russ (Terrence Howard) to play the drums for academic credit so he can keep his spot on the wrestling team. At home, Holland's lack of quality time with his wife creates tension. When their son Cole is diagnosed as deaf, Holland reacts with hostility to the news that he can never teach the joys of music to his own child. His wife willingly learns American Sign Language to communicate with their son. However, Holland, acting out of frustration and resentment, learns at a much slower rate, causing further estrangement within the...
A:
Deafness