Phobia is defined as: (A) Palpitation on thinking about a definite entity, (B) Excessive unreasonable fear about a specific situation, (C) Perception without stimulation, (D) Altered perception
Answer is B. Phobia is defined as an irrational fear of a specific object, situation or activity, often leading o persistent avoidance of the feared object, situation or activity. Common types Agoraphobia Social phobia Specific phobia (Ref: A sho textbook of psychiatry, Niraj Ahuja,7th edition, pg no 92)