Why were dust storms so bad ? what caused them ?

Which of the following would one might expect to be a characteristic of an edge city? (1 point) i. tenement housing ii. office parks iii. stable infrastructure iv. ghettoization i only iii only i and iv ii and iii iii and iv

Which statements describe how reformers fought for social change in the progressive era? check all that apply. 1. they founded a state university to promote industrialization. 2. they began a civil rights movement to promote equality between races. 3. they made it legal to manufacture and sell alcohol. 4. they built thousands of new schools and required attendance. 5. they promoted abstinence from alcohol and supported prohibition.

What river systems the worlds earliest known civilization develop ?