My best guess would be prolific, since it means to show in large quantities.
Answer:
Hitlers plan was to take over Poland, Austria, and nearby countries including Belgium. Hitler wanted a white/ Arian ethnostate, creating what he believed to be the master race. This would include killing those who he thought wouldn't produce that "master race". Those people would range from those with disabilities to those who practiced a different religion. The most prominent being Jewish citizens.
Answer:
A writing principle that suggests that trio of events or characters is more humorous,satisfying,or effective than other numbers......latin phrase "omne trium perfectum"