PLEASE HELP Select each situation that can represent a proportional relationship.

A) The total amount a babysitter makes who earns $10 an hour for babysitting r hours.

B) The total amount of snow that falls in d days when there's already 5 inches of snow on the ground.

C) The total amount Andrew saves when he saves $24 a week for w weeks.

D) The length in x months of a baby that grows 2 inches per month and was born 7 inches long.

Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.