"In the late 1800's" is an introductory adverbial prepositional phrase. We can safely ignore it. All it does is modify the verb "were".
Answer:
As regards the poem, America is described as a merging of a variety of voices, American voices. He describes it as what people sing while working. People is portrayed as very different from each other but with the same vision of the country. America is seen as plural, many occupations and skills but it has equal opportunities for them
Answer:
A test is said to be direct when the test actually requires the candidate to demonstrate ability in the skill being sampled. It is a performance test. For example, if we wanted to find out if someone could drive a vehicle, we would test this most effectively by actually asking him to drive the vehicle.
