Sound travels around 340 m/s the function d(t =340 gives the distance d(t in meters that sound travels in t seconds how far does sound travel in 31 s

What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each