All but Which One of the Following Statements About Immigrant

All but which one of the following statements about immigrant urban workers and agricultural workers during the 1960s and early 1970s is false?

A) They generally worked very long hours.
B) All received at least the minimum wage.
C) Their rights were well protected by government health and safety and minimum wage inspectors.
D) All worked under reasonable conditions.
E) They generally had adequate sanitary facilities.