The __________ is the part of the "three-legged stool" that includes the voters who identify themselves as Democrats or Republicans

American presidents experience their highest public opinion ratings during their honeymoon period and after "rally events" such as the Iran hostage crisis

Indicate whether this statement is true or false.

Which of the following weapons technologies was not developed in the run up to World War I?

a. Biological weapons b. Barbed wire c. Poison gas d. Machine guns