What became the fastest travel before the Civil War?

For which branch of government is the president responsible?

What are three voluntary behaviors that is not controlled by results

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?