Magma fills the gap between plates at boundaries. (2 points) select one: a. convergent b. divergent c. continental d. volcanic

the american rail road was the most influential and useful transportation system developed in the 1800's with steam locomotives and in the very late 1800's and early 1900's diesel electric locomotives being used to transport goods and people around the newly expanded united states!

with my knoladg i would say it was c