Answer:most of the time the couple is nevr always happy thats why the both need to die
Explanation:
The answer is D) rhythm.
During the Ars Antiqua, music theory made great strides. One of the most important innovations from this time was the devlopment of a notation, or written representation in sheet music, of rhythm. Rhythm is naturally a very important element of music, and being able to represent the rhythm of a song in written form made it much easier to play it accurately without having heard it.
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McCarthy was involved during this issues- 1940s to 1950s!
C-Intarsia
Intarsia is a process, also known as inlay, in which spaces are cut into wood and filled with wood shapes of a different color.
When jazz education started not many people were into jazz so it made a lot more people enjoy it and want to learn it. Positive changes were that more people played. Negatives were that people were against it.