Respuesta :
The economy changes since the 1990s because
b. China now enjoys one of the wealthiest economies in the world.
What is an economy?
economy serves as a state of a country or region production and consumption values as regards of goods and services.
Therefore, compare 1990s China is enjoy better economy as a result of her reforms.
Learn more about economy at;
https://brainly.com/question/13628349
#SPJ2