Ответ:

1. These walls of  water can reach up to 100 feet high and cause widespread destruction when they reach shore.

2. Earthquakes on the sea floor are the usual cause of tsunamis.

3.Around 80 percent of tsunamis happen in the so-called "Ring of Fire" in the Pacific

4.This is a volcanically active area were tectonic plate shifts and earthquakes are common. Underwater landslides and volcanic eruptions can also start tsunamis.

5.People’s best defense against tsunamis is early warnings that allow people to evacuate areas near the ocean.

Объяснение: