The correct answer is Buddhism and central government.
Review any federal, state, or local law/action to if it is constitutional
The correct answer is A. Technological advances such as s<em>team power, air brakes, automatica lubricators and steel tracks</em> have affected the railroads very positively, since it has made it possible that the rail network could become a safer, more efficient and more reliable means of transportation for goods.
Answer: C. Plants utilize radioisotopes in the same way they use non radioisotopes because they are chemically identical.