Question

What is the common precursor(sometimes that happened or existed before another event ) of the natural disaster?
A earthquake B landslide C tsunami D volcanic eruption ​

Answer 1

Answer:

A precursor event is a smaller event that usually precedes a larger event, such as tropical depression leading to a tropical storm before becoming a hurricane or numerous small earthquakes around a volcano indicating an imminent eruption.

Answer 2

(a). if common precursor of a natural disaster is an Earthquake.

Explanation:

• A precursor event is a tiny event that occurs before a bigger one. Such as a tropical depression that develops into a tropical storm before becoming a hurricane, or a series of tiny earthquakes around a volcano that signal an impending eruption.
• Severe storms and floods are the most common types of natural disasters reported in the United States.  
• Natural Disasters
• Tornadoes and Severe Storms.
• Hurricanes and Tropical Storms.
• Floods.
• Wildfires.
• Earthquakes.
• Drought.
• Roughly 6,800 natural disasters take place every year, around the globe.