When studying the calumet region of illinois and indiana, alfred meyer noted four stages of development as new groups occupied this land. in stage 3, farming communities grew large quantities of crops to sell. a. subsistence agriculture b. conurbanization c. commercial agriculture d. fur trading

C) commercial agriculture

C.  commercial agriculture

Explanation:

The Calumet region is a region that is drained by the grand calumet river and is found along the northeast and the northwestern part of Illinois and the Indiana in the U.S and its a part of the great lake glacial area. The area contains enlarged dine and a morain based ecosystem and a preserved forest which also includes the field museums and the wetland zones. As the presence of the distinct geographical realms, the practice of the farming communities grew larger parts of the are of the crop as for the commercial purpose of the land area.