Kim claims that the solutions to the equation x to the power of 2, = 2 are rational numbers. which of the following is true about a kim's claim?

A.) It is correct because there are two solutions to the equation.
B.) It is correct because if a number squared is rational, the number is also rational.
C.) It is NOT correct, because there is no number x such that the square of x is 2.
D.) It is NOT correct, because x=√2 or x=√2 and both √2 and -√2 are irrational numbers.​