Which statement about the song dynasty is correct? a. it was overthrown by invading mongol tribes in 1279. b. it completed construction of the grand canal in 604. c. it expelled all foreigners from china during the seventh century. d. it conquered much of central asia during the eleventh century.

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.