Why is the worldbabushka in quotation marks

Peter's grandmother often wore a "babushka," or a headscarf tied below the chin, which was a common accessory among elderly Russian women. Why is the word "babushka" in quotation marks? A. Because it reflects the author's personal writing voice.

Because it is a word that may be unfamiliar to audiences

scholarship is an sc because, by definition, a subject complement is the adjective, noun or pronoun that follows a linking verb, for example the verb be (in any of its forms).