In Comparing Japanese Cities to the US and Europe, Which

In comparing Japanese cities to the US and Europe, which of the following descriptions apply?

A) Japanese cities have not experienced the deconcentration of observed in US cities
B) Work is highly centralized within city boundaries even though the suburban population is growing.
C) A general shortage of land in the country, and the centralization of employment within large cities, housing and rental prices are very high
D) Answers B and C
E) All of the Above