[Solved] Which of the following is a periapical radiolucency? A) Hypercementosis B) Condensing osteitis C) Periapical cyst D) Sclerotic bone Bystander Dilemma: A social psychological scenario where individuals are less likely to help a victim when other people are present. Forgiveness Game: A conceptual exercise or theoretical scenario used to study the process and effects of forgiveness in social and psychological contexts. Evolutionary Theory: A scientific theory that explains how biological organisms change over time through variation, inheritance, and the selection of traits that are advantageous for survival and reproduction. Kin Selection: The evolutionary tendency to help people who have our genes.