When two variables move in the same direction, the curve relating them is

A) downward sloping, and we say the variables are negatively related.
B) upward sloping, and we say the variables are negatively related.
C) downward sloping, and we say the variables are positively related.
D) upward sloping, and we say the variables are positively related.

Variables

Elements, features, or factors that are likely to vary or change and are often used in scientific or mathematical experiments and models to test hypotheses and outcomes.

Curve

In economics, it typically refers to a graphical representation of the relationship between two variables.

Positively Related

A relationship between two variables where an increase in one variable leads to an increase in the other variable.