Why did bikes become so popular?

Which statement best describes the underground railroad? a.) it is a train that took slaves from the south to the north. b.) it is a business that harriet tubman founded to slaves become free. c.) it is a secret route that slaves took to escape from southern slave states to the north. d.) it is a road that slave owners disliked using for travel.

Who was a leader of the soviet union. a) winston churchill b) fidel castro c) harry truman d) mikhail gorbachev

What impact did the gi bill and the interstate highway act of 1957 have on the development of the suburbs