The achievements of the Tang and song dynasties include A. The creation of the caste system
B. the intervention of gunpowder and the growth of confucianism
C. The unificationof Japan
D. The spread of Islam throughout China
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In a repredentive democracy: a.) people come together in large meetings to vote on public policy b.) the people govern themselves c.) political power is held by a small group of people d.) people elect officials to run the government for them

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water