Reciprocal altruism is likely to flourish in situations a. where the individual being helped is likely to return the favor in the future. b. of extreme stress. c. where the reward is more emotional than physical. d. that have a high cost-benefit ratio.

A. Where the individual being helped is likely to return the favor in the future

Explanation:

Altruism refers to behaviors that are performed for the sake of benefiting others at a cost to oneself. Reciprocal altruism is when altruistic behaviors are performed because they increase the likelihood of repayment in the future.

answer; knowledge,reason,and judgement;

answer; procedural justice;