Which event directly led to the end of the vietnam war?

a) the tet offensive

b) the my lai mas.

c) the us bbing of the chi minh trail

d) the us x-mas bbing campaign

 The correct answer is :  D) the US X-Mas bbing campaign

Explanation:  The Christmas bombing occurred in 1972 by the United States and was the most devastating offensive of the entire war, lasted 12 days for 24 hours a day. They destroyed wharves, bridges, railroads, transmitters, radio transmitters, oil deposits, hospitals, streets, houses, factories and the population of North Vietnam was greatly diminished.

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.