49. According to the passage, what is a potential outcome of successfully addressing the other party's pain points in negotiations? (A) Exacerbating the other party's concerns and escalating the conflict (B) Generating mistrust and resentment, hindering future negotiations (C) Ignoring the other party's perspective and imposing one's own terms (D) Establishing a mutually beneficial agreement that resolves underlying issues (E) Achieving dominance in the negotiation process through intimidation tactics