For what interval of time is the speed increasing? For what interval of time is the speed decreasing? For what interval of time is the speed constant? a. None 0 to 4 seconds 4 to 6 seconds c. None 0 to 5 seconds 5 to 6 seconds b. 0 to 5 seconds None 5 to 6 seconds d. 0 to 4 seconds None 4 to 6 seconds Please select the best answer from the choices provided A B C D Mark this and return