This Figure Provides an Illustrated Example of a Curvilinear Relationship

This figure provides an illustrated example of a curvilinear relationship. What does a curvilinear relationship signify?

A) .The relationship is more complex than can be illustrated by a straight line.
B) The most positive value of one variable is seldom associated with the most positive value or the most negative value of the other variable.
C) The value of one variable cannot be predicted if the other is known.
D) A relationship represented by an arc explains a large portion of the variation in the independent variable.
E) The relationship between the variables is statistically significant.
F) An increase in the value of one variable may be associated with either an increase or a decrease in the value of the other.