Question

Kia thinks that every number has at least two factors. Which explains whether Kia is correct?

Kia is correct because prime numbers have two factors and composite numbers have more than two factors.
Kia is correct because composite numbers have two factors and prime numbers have more than two factors.
Kia is incorrect because prime numbers do not have any factors.
Kia is incorrect because the only factor of 1 is 1.

Answer 1

Kia is incorrect because the only factor of 1 is 1.

Explanation: