A students class is a windowless room and he needs to be assigned to another classroom. The student may be suffering from which of the following phobia?

Claustrophobia is an anxiety disorder; the sufferer has an irrational fear of having no escape or being closed-in. It frequently results in panic attack and can be triggered by certain stimuli or situations, such as being in a crowded elevator, a room without windows, or sitting in an airplane. Some people may even experience claustrophobia when wearing tight-necked clothing.