While none of the answers is what I consider the main idea of this essay, I believe that C is the best possible answer. Each of the paragraphs discusses how particular groups are impacted by the use of lights in urban areas.
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alisa202
Answer:Chamber...orchestral
Explanation:
Chamber music refers to an ensemble of a small group instrumentalists （usually a player per part ) performing usually at a home setting or in small gatherings.
Orchestral music is an large ensemble of many instrumentalist varying from 70 to 100 using same or different instruments such as the stringed instruments, bowed instrument, percussion and wood winds instruments ). it usually being led by a conductor with a baton that harmonizes the orchestra.
Answer:
the Spanish conqueror that overthrew the Aztec Empire is Cortés
The frequency of waves are determined by the amount of waves that pass a specific point in a certain period of time and Radio stations broadcast their signals at different frequencies so that the range of radio frequencies can be used by many stations.
