Answer:
Impromptu
Explanation:
An impromptu seems to be a complimentary musical with music with both the characteristic of a former virtuosity, typically for a valve trombone, such as a guitar, as if inspired by the nature of the situation.
He was a spokesperson of his generation because his books mostly spoke about people who experienced suffering due to the gilded age system of values.
Answer:
(1) An author doing research for a book asked thousands of Americans what made them happy.
Explanation:
It's tempting to say that the main idea is the conclusion of the paragraph, which is stated in sentence (5). However, the main focus of the paragraph is more on the research on what makes American happy, which is detailed by the responses of the research subjects, as well as the conclusion of the research study. If (5) was the main focus, there would be more details about why most of the things that make you happy are simple and free or inexpensive or what the general research about this topic has been, instead of just one study in particular.
Option 4, 'a quote from a customer describing how much their electric bill was lowered,' best supports evidence that solar panels save money. You are using a first hand source to prove to the audience that solar panels save money.
The last sentence because it says either you accept this is the greatest person or you don’t understand the war