Gioachino rossini (1792-1868) was the most celebrated composer during the 1820s, even exceeding by far beethoven's fame. this was because opera was the most popular form of musical entertainment.
(a) true
(b) false

True

Explanation:

Gioachino Antonio Rossini was an Italian classical composer, very popular in his day, who created 39 operas, as well as other works for sacred music and chamber music. Among his best known works are Il barbiere di Siviglia, La Cenerentola and Guillaume Tell.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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