What Does It Indicate If R = -1.00

What does it indicate if r = -1.00?

A) Dependent variable can be perfectly predicted by the independent variable.
B) All of the variation in the dependent variable can be accounted for by the independent variable.
C) High values of one variable are associated with high values of the other variable.
D) Coefficient of determination is 0%.
E) Coefficient of determination is 100%. High values of one variable are associated with low values of the other variable. All of the variation in the dependent variable can be accounted for by the independent variable. Dependent variable can be perfectly predicted by the independent variable.