The chart below is an example of: Selected answer will be automatically saved. For keyboard navigation, press up/down arrow keys to select an answer. a A dependent and an independent variable that shows causation. b using a factoral design. c a spurious correlation. d All of the above. Percentage of people wearing seatbelts in automobiles correlates with Number of astronauts dying in spacecraft - Seat belt use in automobiles - Astronaut deaths in spacecraft