Question: In music, an ostinato, is a motif or phrase that persistently repeats in the same musical voice, usually at the same pitch, well-known ostinato-based pieces include both classical compositions such as Donna Summer, was an American singer, songwriter, and painter, and she gained prominence during the disco era of which late era?
Sentence (from "The Journey: The Very Best of Donna Summer"): It features most of Summer's best known songs from the 1970s disco era, during which she became the most successful female of that genre, plus some of her hits from the 1980s, during which time she experimented with different genres.
Relevant evidence: No