Question

china’s economic expansion after the cultural revolution is a result of
new capitalist reforms.
new political reforms.
new trade reforms.
new socialist reforms.

Explanation:

After the Cultural - Revolution, China implemented reform and opening - up policies. These were new socialist reforms that combined the advantages of the socialist system with market - oriented mechanisms to promote economic development. China is a socialist country, and the reforms were aimed at improving the socialist system, not capitalist reforms. While political and trade aspects were part of the overall reform, the overarching nature was new socialist reforms.

Answer:

new socialist reforms.