WILL GIVE BRAINLY AND STARS WILL GIVE BRAINLY AND GOOD RATINGS! Which of the following is an example of an observation? A.How much light is needed for plants to grow taller B.If the speed of a car increases, then it will require more distance to stop C.Based on evidence gathered, I find that movie ticket sales increase steadily until 10 pm. and then decrease for the remainder of the evening D.The width of the rock is 76 cm