What historical skill does the most to help people avoid or solve problems? A. Connecting the past and present

B. Historical imagination and judging the past

C. Path dependency and contingent thinking

D. History as common memory

A. Connecting the past and present

Explanation:

The historical skill that does the most to help people avoid or solve problems is "Connecting the past and present."

This is because our connecting our experiences of the past events would make us make better choices in the present.

Trying to apply what works for us in the past to solve the present problems, or avoiding our actions and inactions in the past events to understand the current events is a means of "connecting the past and present."

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!

north east because it has more forest