Which of the following is TRUE about the correlation coefficient? Choose the correct answer below. O A. We should only find correlation between two variables if they are quantitative, the association...

Extracted text: Which of the following is TRUE about the correlation coefficient? Choose the correct answer below. O A. We should only find correlation between two variables if they are quantitative, the association is straight enough, and there are no outliers. O B. We should always calculate the correlation between two variables. O C. Correlation proves causation.