When is it a violation of rights to limit the number of old people moving into your neighborhood? b)When there are no homes for sale.

c) When there is no age limit to who moved into your neighborhood.

d) It is always a violation to discriminate against age.

(Side Note: I chose (a) but it was the wrong answer.)

"six months ago, several of molly's friends joined the trimtime fitness center. each of them participated in trimtime's weight-reduction and fitness regimen. all reported substantial weight reduction, and all are visibly slimmer. molly is convinced. she joins trimtime and enrolls in the program, hoping and expecting to see the same results. she is especially delighted to learn that trimtime had adjusted its program to make it even more effective in a shorter period of time." what is the feature in question/attribute of interest in this argument?