Which of the following is the absolute value parent function

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

I'll give brainliest if you answer right : )

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?