Which of the following best describes an advantage of federalism? A.
It encourages national unity.
B.
It provides a uniform form of government.
C.
It contributes to greater efficiency.
D.
It allows states to experiment with different policies.

Transcontinental railroad was the most effective way to travel.

The three steps before modern english were indo-european, germanic, and old english. as peoples moved around the eurasian continent, their languages changed. throughout the ages, the languages became more specialized. as english has many germanic influences, it is easy to see how this was one of the forebears. also, old english was one of the main ancestors of the modern language, spoken in the 5th through about the 13th centuries.