In the case, "do blondes have more fun in japan? " the fact that 20 or more men would walk in and out of the room where the female ford executive was leading the negotiations just to see her is an indication of multiple choice gender bias cultural imperatives silent languages cultural rudeness cultural exclusive

I believe the answer is gender bias
gender bias refers to the prejudice or different in treatments that are based on Gender. "do blondes have more fun in japan" argues that if the leading negotiator is a male executive, they wouldn't most likely dare to come in and out and risk interrupting her (japanese people are not used in seeing female leaders)