How were gas vans primarily used by the nazis in carrying out the final solution?
they poisoned victims with gas from the van’s exhaust.
they gathered victims and transported them to concentration camps.
they transported large groups of victims out of the country.
they confined victims in the van for long periods of time as punishment.

Gas vans were used by Nazis, as they poisoned victims with gas from the van's exhaust. Such a deadly vehicle had a air-tight compartment, in which exhaust gas were emitted for killing victims while the engine was operating. Thus, the victims were killed by carbon monoxide from exhaust gases and suffocation. It is believed that the gas van was first used in the Soviet Union in the 1930's.

The answer is: A.

the emancipation proclamation was the aim of the war change to include the freeing of slaves in addition to preserving the union. the 13th amendment, which abolished slavery in the u.s. was passed on december 6th 1865.

as promised, lincoln waited to unveil the proclamation until he could do so with success from the union military advance. on september 22nd 1862, after a victory at antietam, he publicly announced a preliminary emancipation proclamation, declaring all slaves free in the rebellious states as of january 1st 1863.

b. introduce the core ideas of the new government.