Hitler physically invaded Austria, although he also had some support from within the country, from people who believed all Austrians should be Germans. The invasion was later made to look like a voluntary incorporation with the helped of a staged referendum.
Well, multiple answers are correct here. Confucian ideas indeed did represent C for example; family obligations are important.
Moreover, they also represented D and E.
D - the key to good behavior and good government is concern for others.
E - Laws are the basis of an orderly society.