The Text Observes That the Central Areas of Many Older

The text observes that the central areas of many older, industrial cities were undesirable in several respects. Which of the following is NOT one of these?

A) The housing was old and lacked the modern conveniences that the middle class had come to expect in a suburban home.
B) Real estate was generally too expensive.
C) Pollution from industry and high density made central-city locations undesirable in some cities.
D) In many cities, the only available land was in the fringe.