Final answer:
The correct answer is B. Norway. Nazi invasion during World War II started with the invasion of Norway, followed by the invasion of lowland countries.
Step-by-step explanation:
The correct answer is B. Norway. Nazi invasion during World War II started with the invasion of Norway, followed by the invasion of lowland countries. In April 1940, German troops launched attacks on Denmark and Norway. Hitler claimed that his actions were necessary to protect the people of these regions from corrupt regimes. He would claim the same benevolent intentions for the Netherlands, Belgium, and Luxembourg, which he invaded the following month.