Select the correct answer from each drop-down menu.
The United States is located in the Ring of Fire. The Pacific plate makes this region prone to disasters such as earthquakes and ___. To prevent such disasters from causing damage, the US government is developing an early warning system known
as the ___. This system informs citizens about imminent earthquakes by sending them pop-up messages on their computers.
Other countries located in the Ring of Fire include Chile, Canada, and ___.
