Which of the following was the cause of the ecology of disaster known as the dust bowl

It was caused by a drought as well as widespread tilling that removed grasses responsible for keeping the soil in the ground which led to erosion and soil became dust.  Winds later blew the loose so strongly that they formed large clouds of dust.  These dust clouds destroyed farmlands all over America.

mycah better run, its an android.

a slave could own nothing, he can't have a wife, children, or a home. they cant possess nothing and acquire nothing. hope this