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.
By testing them if there are any made from plastic
Answer:
It created new jobs, increased production speed, and led to bigger cities being formed because of people working in the factories and businesses!
The correct answer is functional fixedness.
Functional fixation is a type of cognitive bias that gives us the tendency, as human beings, to only use products and services as they are conventionally used.
It explains why we do not use the items more efficiently and / or cheaply, having been initially studied (and received this name) because of the research carried out by the psychological Karl Duncker.
They were industrialists who started textile manufacturing plants. Hope this helped