Pre ap geometry i have no idea how to do this me

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

Marie places her house plant near a window. the sun shines in the window, but her plant is slightly out of reach for the sun. what will marie's plant do to survive

When must a driver yield to a pedestrian? a. only when the pedestrian is in the roadway b. only when the pedestrian is in a designated crosswalk c. only when the pedestrian has a walk signal d. always