They concluded that the Saigon government and the U.S. presence were so unpopular with the population of the South that a broad-based attack would spark a spontaneous uprising of the population, which, if the offensive was successful, would enable the North Vietnamese to sweep to a quick, decisive victory.
The answer is a. true.
The strikes however had mixed results.
This was due to the termination of war contracts, the return of men from
the war and the transformation of the economy from war to peace time
economy. Eventually it failed.
The line was made obsolete. The new arrangement was meant to be local voting on slavery in the new states of Nebraska and Kansas. I hope this helps.( have a nice day !!)