In one paragraph (5-7 sentences) explain how the system of checks and balances contribute to the common good ( what’s best for the people).

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!

c. had saved colonel cresap's family from attack by other native americans.

i think it's b