In a dilemma means unable to choose between two difficult options. This answer is correct because the expression has a fixed figurative meaning in English. In an SSC idiom question, students should match the whole phrase with its accepted meaning rather than translate each word separately.

• Classroom example: In a dilemma can refer to a situation involving unable to choose between two difficult options.
• Story example: A writer may use In a dilemma when describing a situation involving unable to choose between two difficult options.
• Exam example: When a sentence contains In a dilemma, choose the meaning “unable to choose between two difficult options.”