Answer:
The correct answer is D. one party attempts to satisfy his or her own concerns
Explanation:
The conflict-handling techniques are characterized by two dimensions, cooperativeness and assertiveness. Assertiveness indicates the degree to which one party attempts to satisfy his or her own concerns.
Your answer would be D. The 19th amendment
Their goal was to extract gold and silver from the Americans, to stimulate the Spanish economy and make Spain a more powerful country.
The first three options I see are all making-decision process to take action, but the last one is the one that is not like that. Researching is something that is not so close in meaning to what you need. That is why, D is a good option.