<span>Polycythemia vera is the answer </span>
<span>The correct answer for this question is D - all of the above. All three of the statements included in this questions are true statements - arbitration is necessary when two parties cannot reach a resolution, mediation involves a neutral third party who assists in the process of making a decision but does not influence the actual decision made, and a compromise is an agreement between two parties in which they both work to find an agreement which suits everyone involved. This are all forms of alternative dispute resolution.</span>
