Hello. You did not enter the text to which this question refers, which makes it difficult to issue a specific and satisfactory answer. However, I will try to help you in the best possible way.
The term "ethical" refers to an analysis and study of the difference between two cultures, presenting elements in common with these two cultures that may, in some way, represent a comprehensive and universal concept.
The term "emic," on the other hand, analyzes and studies a single culture, without comparing it with another. The research of an empirical character presents elements that must be analyzed from the concepts of the culture itself where it was formulated.
The native Americans already had the first 3 items. The British brought horses to the new world and the native Americans used them a good bit Civil War and after.
The tools that labor can use against management during negotiations would be holding strikes, picketing, and lockout. The only tool that they cannot use while there is an ongoing negotiation would be boycott.
The answer would be letter D boycott.