This is known as cultural relativism.
Cultural relativism refers to the fact that customs and beliefs of foreign nations should be considered objectively, within that particular culture, rather than your own culture. So, anthropologists who are studying female circumcision should be objective when it comes to this controversial topic because even though that may not be acceptable in their own culture, it is acceptable in some other cultures.
In terms of moral principles being testable and confirmable like scientific principles, the answer is that they cannot be tested as scientific principles.
Moral principles are subjective which means that they cannot be tested like scientific principles in that different people might have different principles which may conflict with each other.
Scientific principles on the other hand, are objective and apply regardless of person.
In conclusion, moral principles cannot be tested as scientific principles.
Find out more on moral principles at brainly.com/question/1326871.
The British taxed the colonists in order to pay its debt.