"the particular cultures and societies of africa and of the americas discussed in this chapter (strayer) developed largely in isolation.” what evidence would support this statement, and what might challenge it?

is this a question? put a question ?

the following best describes postwar era writers in their works:

many writers,authors,novelists,poets concentrated more on social art and social writing and stayed away from political writings.

no because we were not ready for war

i don't really understand the question