Kathy receives surveys from 787787 people despite expecting to receive only 700700 surveys. How will this affect the width and the margin of error of her confidence interval for a population mean? Assume that the population standard deviation is unknown and the population distribution is approximately normal.

Select your answer from the choices below.

A.) The width will increase, and the margin of error will decrease. B.) The width will decrease, and the margin of error will decrease. C.) The width will decrease, and the margin of error will increase. D.) The width will increase, and the margin of error will increase.