A Local Airline Refuses to Hire as Flight Attendants Any

A local airline refuses to hire as flight attendants any person who is below 5 feet tall as they feel that short employees would hurt their image. This is an example of

A) discrimination on the basis of age.
B) a permissible employer practice.
C) a neutral hiring policy.
D) discrimination on the basis of race.
E) discrimination on the basis of race and gender.