Which action is an example of direct democracy?

In shifting to a defense policy based upon the concept of "flexible response," president kennedy was indicating that he had grave doubts about thevalue of which previous defense policy? a massive retaliationb collective securityc containmentd air power

When conducting research for forming a hypothesis, which practice should historians follow?

The transcontinental railroad runs from the to the i. north ii. south iii. east iv. west a. i and ii b. ii and iii. c. iii and iv d. ii and iv