Sea level is at an elevation of O feet. A balloon's elevation is 54 feet. A submarine's elevation is -127 feet. Based on this information, which of the following is true?
1) The submarine's distance below sea level is 54 feet
2) The balloon is closer to sea level than the submarine is to sea level
3) The distance between the balloon and the submarine is 73 feet
4) The submarine is closer to the balloon than it is to sea level