Question

The multiplicative identity for integers is

___.

• A. 1
• B. First whole number
• C. First natural number
• D. -1

Answer 1

Answer: (A), (C)

The correct options are
A 1
C First natural number

Any integer multiplied by '1' results in the same integer. So, the multiplicative identity for integers is 1.
1 is also the first natural number so we can say that even the first natural number is also a multiplicative identity for integers.