What is the correct condition for a symmetric relation?

A. यदि (a,b) हो तो (b,a) भी हो / If (a,b) is present then (b,a) is also present

Step 1: Identify the concept: this is symmetric relation. Step 2: In a symmetric relation the reverse pair is also present. Step 3: Remember symmetric as mirror pair.

Step 1: concept पहचानें: यह symmetric relation है। Step 2: Symmetric relation में pair reverse करने पर भी relation में रहता है। Step 3: Symmetric को mirror pair से याद रखें।