Which of the following are mathematically acceptable statements ?

(i) All prime numbers are odd numbers

(ii) Every set is a finite set

(iii) $\sqrt{2}$ is a rational number or an irrational number

All prime numers are odd number is False

Every set is a finite set is False

The number $\sqrt{2}$ is rational number or irrational number  is TRUE

Hence all the above sentenses are statements because we can sure about wherther they are false or true statements.