The Housing Crisis Has Some Roots in Inflation Because

The housing crisis has some roots in inflation because

A) new houses were new goods and services and the consumer price index (CPI) didn't measure them.
B) builders confused inflation with an increase in demand and hence overbuilt,which was a price confusion problem.
C) there were menu costs associated with higher housing prices.
D) money illusion occurred when builders thought that real prices were rising.
E) money illusion occurred when housing buyers thought real wages were rising.