I'm pretty sure it's a scientific theory because it's an example of a law and it's not the exact words! So sorry if this is wrong
Answer:
Ideals or beliefs
Explanation:
Its this one because values are the moral principles (ideals) we hold. To connect this to the real world, you would choose a partner that holds the same moral values as you, someone who agrees with you and your moral principles.
The purpose was to control european colonisation and trade in africa during the new imperialism period.