The Easter offensive .

coincided with Tet
was intended to knock out the South Vietnamese government
was blunted by U. S. air attacks
was begun by U. S. and South Vietnamese forces

The Easter offensive was begun by U.S and South Vietnamese forces.

Option: D

Explanation:

Easter offensive is also known as 1972 spring summer offensive. It was literally a military campaign done by army of Vietnam. The main goal of Easter offensive was to capture South Vietnam and reunited it with North Vietnam. For this  war defense force of Vietnam struggled a lot.

In 1972 North Vietnam launched Easter offensive. North Vietnamese attacked military force of South Vietnamese by utilizing their full power. In a critical moment later U.S force helped them to stop or fight against air power.

indigenous people north and south were displaced, died of disease, and were killed by europeans through slavery, rxpe, and war. in 1491, about 145 million people lived in the western hemisphere. by 1691, the population of indigenous americans had declined by 90-95 percent, or by around 130 million people."

answer=(oversee the conversion of peacetime industry to war industry)

hope this : d