I do not know the answer but I think it might be D. or A.
(1) Claimed that individual states have the right to interpret federal laws.
Answer:
D.
Explanation:
" Concurrent powers are powers of a federal system of government shared by both the federal government and each constituent political unit (such as states or province) "
William Levitt used his military experience in order to change the home-building industry. Levitt created several "Levittowns" especially in the Northeast part of the US. Just like in the military, these houses would be uniform in look and size. This helped to develop the modern day concept of a suburb and promoted uniformity during the 1950's.
A resposta é a alternativa B - Aumento da população urbana