ahanifpk ahanifpk 06-02-2020 Biology contestada BRAINLIEST!! HELP PLEASE!! 9. Which of the following is a true statement about lake-effect snow? a) Lake-effect snow is caused when a tropical air mass from the United States moves over the warmer Great Lakes. b) Lake-effect snow is caused when a continental polar air mass from Canada moves over the warmer Great Lakes. c) Lake-effect snow is caused when an arctic air mass from Canada moves over the warmer Great Lakes. d) Lake-effect snow is caused when a continental polar air mass from the United States moves over the warmer Great Lakes.