Go out on a limb means take a risk by supporting or saying something. 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: Go out on a limb can refer to a situation involving take a risk by supporting or saying something.
• Story example: A writer may use Go out on a limb when describing a situation involving take a risk by supporting or saying something.
• Exam example: When a sentence contains Go out on a limb, choose the meaning “take a risk by supporting or saying something.”