a giant tsunami a strong earthquake a powerful hurricane a large volcanic eruption
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Some natural disasters can have a large effect on the global climate. Which type of natural disaster would produce the greatest decrease in solar radiation reaching the surface of Earth for the longest period of time?
Possibilities:
- a giant tsunami
- a strong earthquake
- a powerful hurricane
- a large volcanic eruption

a large volcanic eruption