Machaut helped<span> develop the motet and secular song </span><span>forms.</span>
Answer:
Sfumato was pioneered by Da Vinci. Sfumato is an Italian term meaning "smoky". It is a painting technique that creates the effect of a soft haze, or a sense of atmosphere. Sfumato was used by various Renaissance artists, including Leonardo da Vinci.
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John edwin mayall is often credited
