Positive effect:
Benefited the people at the top.
A flexible system making power and decision.
Allowed stability and security.
The lord had a unique relationship with his vassals.
Created an obligation for the powerful to help and protect the weak.
Negative effect:
90% of population were were commoners or peasants.
Serfs has no say in that time.
The kings were not in direct control of all their subjects.
Relied on gaining status through work and power.
This is an extremely late answer, however the answer should be B. Humanism highly stresses that every person should receive education in art, literature, and science. They also stressed how people have so much potential, should they just learn.
D. Imperialism
Is the correct answer
He was in NASA's Mercury Seven Astronauts
I hope that's help:0