Question

Select the statement that is true:

1) History is best explained by eras, or time periods.
2) History need not include themes such as conflict, cooperation, industrialization - this is another social science.
3) All history is interrelated and inseparable.
4)History should only be studied as regions such as European, American, Greek, etc.

Answer 1

1 should be the right answer. 

Answer 2

Numbers 1 and 3 are both correct, however, many of the answers are opinion based and have no  affirmative yes or no answer.