Question

chinas 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 new socialist reforms. These reforms, such as the opening - up policy and economic restructuring within the socialist framework, led to economic expansion. It was not capitalist reforms as China has always adhered to the socialist path. Political reforms were part of the overall process but the key driver for economic expansion was the economic - oriented socialist reforms. Trade reforms were also part of the broader socialist reform package.

Answer:

new socialist reforms.