The pillars windows and the curved wall
B, it was when the western pioneers moved east to discover new land to grow crops and make population XD
There were nine major crusades
I think answer choice D makes the most sense.
Answer:
On 30 March 1941 the Barbarossa decree declared that the war would be one of extermination and advocated the eradication of all political and intellectual elites. The invasion was set for 15 May 1941, though it was delayed for over a month to allow for further preparations and possibly better weather.
Explanation:
So either B or D