Answer: protection against another invasion
Explanation:
Answer: Political and ethical behavior.
Explanation: Confucian philosophy is also known as Confucianism. Confucian philosophy advocated for political and ethical behavior. Confucianism believes in personal and governmental morality , justice and sincerity and correctness of social relationships. It is a system of thought and behavior originated from China.
The main belief of Confucian philosophy are honesty an trust, loyalty to the state, love between family members, love of parent to the child and love from the child to the parent.
It was feudalism. you have to look at the frame of the crusades.
It is C because the men were out to fight the war and in that time only men could have jobs, so when the men left the women had to take over and their role was so important because they were making everything all the soldiers needed like food and ammunition.