What is the best example of a secondary source document useful in the study of history

If you discover that an aggressive driver is following you,you should not? a.drive home or to work b.drive to a crowded location c.flash your lights and honk your horn

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

He scientific revolution encouraged scientists and philosophers to