Is the number below a rational or irrational number, and why? square root of 31 plus 3

Your

Rational because 31 plus 3 equals 34, and 34 is a rational number.

Rational because the square root of 31 can be written as a terminating decimal and, when added with 3, will get the correct answer.

Irrational because square root of 31 is irrational.

Irrational because you can’t add a square root with a whole number.