Question

Identity element with respect to subtraction in integers is

• A. $0$
• B. $1$
• C. $-1$
• D. $doesnotexist$

Answer 1

The correct option is A $0$

An identity is a number that when added, subtracted, multiplied or divided with any number (let's call this number n), allows n to remain the same.

With respect to subtraction, the identity is $0$.

As $n-0=n$