Based on a poll, among adults who regret getting tattoos, 17%, say that they were too young when they got their tattoos. Assume that seven adults who regret getting tattoos are randomly selected, find the indicated probability.

a. Find the probability that none of the selected adults say that they were too young to get tattoos

b. Find the probability that exactly one of the selected adults says that he or she was too young to get tattoos.

c. Find the probability that the number of selected adults saying they were too young is 0 or 1.

d. If we randomly select seven adults, is 1 a significantly low number who say that they were too young to get tattoos?