Answer:
<em>establishing a policy of imperialism</em>
In 1973, OPEC created a major oil crisis in Western European nations and the United States by declaring an embargo against them. The shortage of fuel disrupted businesses and limited the use of cars and other vehicles.
This examples shows interdependence because the US economy was negatively effected by the economic sanctions placed on them by countries who were part of OPEC. This resulted in long gas lines in the US, as well as limits on how much gas individuals could buy at one time.
The correct answers are map making, compasses, and square sails .
Map making made significant progress during the Age of Exploration (when Europeans were sailing to Asia). Thanks to maps that accurately included North and South America and their separation from Asia, sailors were better able to navigate their way around the globe.
Compasses also helped tremendously. These devices helped sailors to find their bearings and assess what direction they were heading.
Lastly, square sails helped in the process of traveling from Europe to Asia. During this period, caravels became ships developed by the Portuguese. These easily movable ships often used square sails as a means to direct their boat.
C the united states entered world war 1
I know one of them is legislative