The relative frequency histogram represents the length of phone calls on George's cell phone during the month of September. 0.4- Determine whether or not the histogram indicates that a normal distribution could be used as a model for the variable. Relative Frequency 0.2 0- 6 12 Length (minutes) Can a normal distribution be used as a model for the variable? O A. No, because the histogram has the shape of a normal curve. O B. Yes, because the histogram has the shape of a normal curve. O C. No, because the histogram is symmetric about its mean. O D. Yes, because the histogram does not have the shape of a normal curve. O E. No, because the histogram does not have the shape of a normal curve