answer plz
which of the following events are correlated but do not necessarily have a causal relationship? a. a dog snarls and barks at a baby, who immediately starts crying. b. a student stays up late doing homework, and he is very tired the next morning. c. a rope climber lets go of her rope, so she quickly falls to the ground. d. a teacher drops a box of chalk, and her chalkboard cracks a few minutes later.