How did the north vietnamese supply their troops and the guerrillas in south vietnam?

a. supplies were sent via the mekong river.
b. supplies were sent across the demilitarized zone.
c. supplies were sent via the h. o chi minh trail.
d. supplies were sent via the red river.

All of the following effects occurred as a result of roman expansion following the punic wars except it brought in great wealth from conquered territories it allowed many romans to buy large farming estates it provided slave labor for the large farming estates it caused the roman economy to decline due to the high cost of war

Which document does the second paragraph of the declaration of independence echo

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?