WHAT CAN BE INFERRED ABOUT THE “GREAT AMERICAN DESERT” MENTIONED IN LINE 7

69. What can be inferred about the “Great American Desert” mentioned in line 7?

A. Many had settled there by the 1860’s.

B. It was not originally assumed to be a fertile area.

C. It was a popular place to raise cattle before the Civil War.

D. It was not discovered until the late 1800’s.