D I think Becouse non of them Becouse the environment changed
After World War II, an important result of the Servicemen's Readjustment Act (GI Bill) was that 1. many veterans attended college. The bill provided grants and very low-interest loans to veterans thereby enabling them to afford the cost o attending school and securing housing for future stability in life.
Answer:
They allowed people to trade goods, sell items, communicate, and much more. Today we have online websites where we can buy things with a click and people are always trading items and communicating over the internet, much like the system of the Silk Roads.