The relative frequency histogram represents the length of phone calls on George s cell phone during the month of September Determine whether or not the histogram indicates that a normal distribution could be used as a model for the variable Can a normal distribution be used as a model for the variable O A Yes because the histogram is not symmetric about its mean OB No because the histogram has the shape of a normal curve OC No because the histogram does not have the shape of a normal curve OD Yes because the histogram does not have the shape of a normal curve OE Yes because the histogram has the shape of a normal curve Relative Frequency 0 4 0 2 0 6 Length minutes 12