Question: Sociology: Ethics The one time fling! Have you ever purchased an article of clothing (dress, sports jacket, etc.), worn the item once to the party, and then returned the purchase? This is called a one-time fling. About 10% of all adults deliberately do a one-time fling and feel no guilt about it! (Source: Are You Normal? By Bernice Kanner, St Martin’s Press.) In a group of seven adult friends, what is the probability that

(a) no one has done a one-time fling?

(b) At least one person has done a one-time fling?

(c) No more than two people have done a one-time fling?