In some countries, Olympic athletes are paid up to $25,000 for each gold medal, $15,000 for a silver medal, and $10,000 for a bronze medal. Since 1960, the Paralympics for athletes with disabilities has been a part of the Olympic Games, yet often these athletes are paid 10 percent of what the Olympic athletes are paid, and Paralympic athletes are not allowed to participate in opening ceremonies. Paralympic athletes are angry at being treated unfairly. To achieve perceived equity, the Paralympic athletes are suing for fair treatment. By which means have Paralympic athletes decided to deal with inequity?
a) Rationalizing inputs
b) Changing the referent
c) Changing instrumentality
d) Increasing outcomes