Answer:
d. There may be a third variable that creates a link between ice cream sales and shark attacks.
Step-by-step explanation:
There may be a third variable that link between ice cream sale and shark attacks.
A common error in casual thinking is the overlooking of third variable relating to the other two variables involve that better explains cause effect relationships. Third variable leads to a mistaken causal relationship between two others.
d. There may be a third variable that creates a link between ice cream sales and shark attacks.