<span>There are several major characteristics of a grand opera. A grand opera has large scale casts, orchestras, stage effects, and lavish designs. The grand operas have four to five acts in each one. The plots of the grand opera is is usually based on historic events and they are dramatized. These operas are also known by the saying "serious opera without spoken dialogue." </span>
Answer:They believed that an artwork should record the artist's emotional response to a subject rather than be a realistic representation.
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