The Numerator in the Pearson Product-Moment Correlation Coefficient Formula

The numerator in the Pearson product-moment correlation coefficient formula

A) is called the cross-products sum.
B) establishes the degree of covariation between two variables.
C) can range from −1.0 to +1.0.
D) is called the cross-products sum and establishes the degree of covariation between two variables.
E) is called the cross-product sum and can range from−1.0 to +1.0.