Concerto grosso is the Italian term for <em>big concert</em>, and it is a form of <u>baroque music</u> in which the musical material is passed between the <u>concertino</u>, which is a small group of soloists, and the <u>ripieno</u> (the full orchestra, also known as <u><em>concerto grosso</em></u>.) Due to this, the correct answer is letter D.