12. A beer dispensing machine flls thousands of 12 ounce beers each day. Themachine is very consistent but the pours do vary a little bit. Assume it is knownthat the distributions of pours is normally distributed with a mean of 12.1ounces and a standard deviation of .05 ounces. Customers get very angry whentheir beers have less than the advcrtised 12 ounces of beer in them. Find theproportion of the customers that could get angry because of this reason.
(A).4772
(B).9772
(C).0.228
(D).52281.040