-Which of the Following Statements Is TRUE

Multiple Choice

-Which of the following statements is TRUE?

A) Both wealth and income measure variables over a period of time.
B) Wealth measures a variable at a point in time and income measures a variable over a period of time.
C) Wealth measures a variable over a period of time, and income measures a variable at a point in time.
D) Both wealth and income measure variables at a point in time.