GRE Text Completion: Manhatton-GRE填空Manhatton - OZNAJ21Y511R6H96=

Although it was not the university's policy to (i)____________ the authority of its faculty, the president felt that the professor's comments regarding affirmative action could not remain (ii)____________. A. defend B. unavailed C. ruminate D. unchallenged E. undermine F. averred