Answer choice B "The movie premieres on January 20." would be the correct answer as "On January 20" would be the prepositional phrase. A prepositional phrase is a group of words containing a preposition, a noun or pronoun object of the preposition, and any modifiers of the object.
1) the direct method 2) the grammar translation method 3) the audio lingual method 4) the structural approach 5) the silent way 6) communicative language teaching (CTL)