Sentence Correction (SC) | Re: QOTD: The three women, liberal activists

The three women, liberal activists who strongly support legislation in favor of civil rights and environmental protection,have consistently received labor’s unqualifying support.

(A) have consistently received labor’s unqualifying support - unqualifying is incorrect
(B) are consistently receiving the unqualifying support of labor - Present continuous tense,
(C) have consistently received the unqualified support of labor - Correct
(D) receive consistent and unqualified support by labor - usage
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