I'm borded but don't know why

Which is likely the most serious problem associated with an epidemic? 1. there are sometimes no cures to the diseases that spread. 2. people often die from the diseases that spread. 3. there are usually no ways to prevent people from getting ill. 4. people often don’t know they have a disease.

What is the most necessary information that happened in the titanic movie

How is the vietnam war connected to the cold war?