There Is a Restaurant That Employs Only Males to Serve

There is a restaurant that employs only males to serve guests, only females to tend the bar, and a mix of male and female cooks and dishwashers. The dishwashers and cooks never come in contact with the customers. This hiring pattern is most indicative of

A) employer discrimination.
B) employee discrimination.
C) consumer discrimination.
D) statistical discrimination.
E) racial discrimination.