How is the probability that an electron will be detected related to the absolute value of ψ?

(A) The probability is proportional to the inverse of the absolute value of ψ.
(B) The probability is proportional to the inverse of the absolute value of ψ squared.
(C) The probability is proportional to the absolute value of ψ.
(D) The probability is proportional to the absolute value of ψ squared.