Which of the Following Is FALSE

Which of the following is FALSE?

A) Harassment on the basis of ethnicity is illegal under the employment discrimination laws.
B) Unlike sexual harassment, racial harassment must go beyond mere verbal joking.
C) If employers investigate each complaint of ethnic harassment and discipline proven offenders, the harassed employee will be less likely to have a legal claim against the employer.
D) An employee who felt he was harassed on the basis of his race who did not get satisfactory results when he complained to his HR department, would complain to the EEOC for investigation and enforcement.