What Best Example Best Describes the Rapid Transformations That the United

What best example best describes the rapid transformations that the United States experienced during Andrew Jackson's presidency?

A) The creation of the Erie Canal allowed the president to travel from New York to Ohio in record time.
B) When first elected he arrived in Washington,D.C. ,in a horse-drawn carriage,and when he left he rode in a train.
C) He was able to attend the Democratic convention in Cleveland by a steamboat.
D) He was the first candidate to travel to campaign stops via the intercontinental railroad.
E) He was the first president to be impeached and removed for vetoing the Ohio road plan.