Final answer:
In negotiations, the North Americans are known for liking conflict and not being concerned about being liked or disliked by the opposing party.
Step-by-step explanation:
In negotiations, there are different approaches to conflict and how one values being liked or disliked by the opposing party. The question asks which group is common for liking conflict and not being concerned about being liked or disliked by the opposing party.
Based on the information provided, the correct answer is c. North Americans. The participants in North America tend to share a common political culture and may prioritize their own goals over being liked by the opposing party.