The correct answer is: faith.
Faith is confidence or trust in something or someone. In the context of negotiations, faith in the sincerity of the other side is essential for a successful outcome. Without faith, it is difficult to build trust and cooperation, which are essential for reaching an agreement.
The other options are not as relevant to the context of negotiations. Certainty is the state of being sure
448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube