Which development increase literacy in song china? a. the expansion of the civil service system b. the introduction of buddhism c. the development of neo-confucianism d. the invention of movable type

No A is wrong it's D. the invention of movable how do i know this because i have looked it up in a book and website's.

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to reform the distraught soviet union, the democratization of the communist party was promoted through party secretary mikhail gorbachev's policies of “perestroika” and “glasnost.” perestroika refers to the reconstruction of the political and economic system established by the communist party.