The correct answer is: D. Flash floods and flooding.
Flash floods are the most common and deadly type of flood. They can occur in any location, but are most common in mountainous areas and near rivers. Flash floods can occur very quickly, with little or no warning. They can cause extensive damage to property and infrastructure, and can also result in loss of life.
Earthquakes are the shaking of the ground caused by the sudden release of energy in the Earth’s crust. Earthquakes can cause damage to buildings and infrastructure, and can also result in loss of life. However, earthquakes are not the most common cause of death from natural disasters.
Tornadoes are violently rotating columns of air that form from thunderstorms. Tornadoes can cause extensive damage to property and infrastructure, and can also result in loss of life. However, tornadoes are not the most common cause of death from natural disasters.
Lightning is a discharge of electricity that occurs between clouds or between a cloud and the ground. Lightning can cause fires, power outages, and injuries or death. However, lightning is not the most common cause of death from natural disasters.
Droughts are periods of time with below-average precipitation. Droughts can cause crop failures, water shortages, and wildfires. However, droughts are not the most common cause of death from natural disasters.
In conclusion, the most common and deadly type of natural disaster is flash floods. Flash floods can occur very quickly, with little or no warning. They can cause extensive damage to property and infrastructure, and can also result in loss of life.