Why Was the Supreme Court Ruling in Faragher V

Why was the Supreme Court ruling in Faragher v.City of Boca Raton,which relied on the context of the antidiscrimination provisions of the Civil Rights Act of 1964,demonstrative of the ambiguities of the law?

A) The case arrived at the Supreme Court without the Court requesting a writ of certiorari.
B) The case involved administrative law,but the Court used statutory law as a basis for its decision.
C) It involved the votes of justices that had opposed the Civil Rights Act but who used the Civil Rights Act in the justification for their ruling.
D) The minority dissenting opinion refused to use the Civil Rights Act as a justification.
E) The case dealt with sexual harassment in the workplace,which is not mentioned in the Civil Rights Act.