In a 230-page comic book, the number of frames in which the main protagonist appears is observed to follow a normal distribution with a mean of 22 frames per page and a standard deviation of 4 frames per page. which conclusion does this information best support? a. approximately 229 pages fall within the second standard deviation of the mean. b. approximately 218 pages fall within the third standard deviation of the mean. c. approximately 144 pages fall within the first standard deviation of the mean. d. approximately 115 pages fall within the first standard deviation of the mean.