Curiously, during months when sales of beer are above average, sales of ice cream also tend to be above average; during months when sales of beer are below average, sales of ice cream also tend to be below average. which of the following can we conclude from these facts? (a) the correlation between "beer sales" and "ice cream sales" is negative.(b) for a lot of people, drinking beer causes a desire for ice cream, or vice versa. (c) there may be a lurking variable (such as temperature) that simultaneously impacts both variables in this study. correlation doesn't imply causation. (d) none of the above.