How did Vietnam improve its economy in the late 1900s?

A. By decreasing reliance on exports
B. By increasing central control of the economy
C. By improving agriculture
D. By adopting some free enterprise practice

D. By adopting some free enterprise practices

In the late 1900s, Vietnam implemented economic reforms that included the adoption of some free enterprise practices, such as allowing private businesses to operate and encouraging foreign investment. These reforms helped to improve the economy by stimulating growth, increasing productivity, and attracting foreign capital.