What do you think was roosevelt's greatest achievement as president

What would be the most relevant question to ask to find out why tutankhamen died? what was tutankhamen’s age when he died? was a doctor with tutankhamen at his death? why was tutankhamen mummified after his death? did tutankhamen’s body have evidence of disease?

What are the most populous and least areas of russia and why are some areas more heavily populated than others

What is one property that water and oil do not share