what the answer to this?

Question 25 4 pts I have a little dog at home that barks like a maniac whenever someone drives into my driveway. Being the weird stats guy that I am, I have kept "barking" data and believe that the distribution for her number of barks has a mean of 40 barks and a standard deviation of 6 barks. Suppose I monitor her bark habit for the next 100 times someone drives into my driveway. If my barking distribution belief is true, what is the probability that the average number of barks in the sample Is less than 37 barks? 0 .6915 O .1915 O Approximately O O Approximately 1