Use the scatter plot of car resale values to answer the following question. What can you say about the correlation between the age of a car and its resale value? a. The trend line slopes downward from upper left to lower right, so there is a negative correlation between a car’s age and its resale value. b. The trend line slopes downward from upper left to lower right, so there is a positive correlation between a car’s age and its resale value. c. The trend line slopes upward from lower right to upper left, so there is a positive correlation between a car’s age and its resale value. d. There is no correlation between a car’s age and its resale value. Please select the best answer from the choices provided