30. the zenith of the qing dynasty was achieved during the reign of:
a. k'ang-his (or, kangxi)
b. wan-li
c. wang chin
d. wang chung

they gained popular support by speaking out against communists

in the united states. ( d.)

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.

the answer is a. harriet tubman was a nurse on the battlefield.