The first opera to win widespread acclaim was D. Purcell's Dido and Aeneas.
Answer:
sfumato ( it's an Italian word sfumare ) is to tone down in printing or drawing the shading between colour and tone
technique of oil paintings which colour or tones are blended in such a subtle menner that melt and one another without perceptible transition,line or edges
shading the perduces soft and between colour and tone
Answer:
those of Georgia O'Keeffe
All stringed instruments. I know this because stringed instruments are just called strings.