If the Correlation Between Two Variables X and Y Is

If the correlation between two variables x and y is equal to −0.90, which of the following is TRUE?

A) x and y are highly related, whereby a positive change in x is accompanied by a positive change in y.
B) The two variables x and y are not related to one another.
C) x and y are highly related, whereby a negative change in x is accompanied by a positive change in y.
D) The coefficient of determination is equal to −0.81.
E) An increase in x is accompanied by a decrease in y.