What does the writer want to tell us in the fourth paragraph？A.The U．S．is richer than IndiA.B.Chickens were made to mature in shorter time and able to produce more eggs．C.There are 12 states in the Midwestern U．S．D.U．S．is able to increase food production with scientific techniques．
A.The
B.S．is
C.
B.Chickens
D.
C.There
E.S．
D.U．S．is