Complete the Following Sentence: the Dallas-Fort Worth Metroplex

Complete the following sentence: The Dallas-Fort Worth Metroplex

A) has seen decades of economic decline as timber and cotton production become less profitable.
B) has seen decades of economic decline as businesses continue to move to other regions.
C) has seen decades of strong economic growth as major corporations move their headquarters there.
D) has seen decades of strong economic growth as agriculture has become the basis of the local economy.