What form of travel greatly with the industrialization of north america in the 1800s?           a. railroads   b. automobiles   c. sailboats   d. airplanes

Railroads(answer  A)   was  the  form  of travel  which helped  in  industrialization  of  north  America  in the  1800s. The  railroad  efficiently  made  large  amount  of  goods  and even  bulk goods  were  transported  effectively. In  addition  railroads dropped  the    cost transporting  goods  to  the  market.