[Solved] Which of the following has limited population size throughout human history? A) lack of medical knowledge B) climate C) religious institutions D) religious activists E) lack of medical knowledge. Social events: Gatherings or activities designed for interaction, entertainment, or celebration among individuals or communities, often with specific purposes or themes. Invisible: Something not visible to the naked eye or not easily noticed or recognized despite being present. Ageism: Refers to prejudice or discrimination against individuals based on their age. Activism: Initiatives aimed at supporting, obstructing, guiding, or interfering in social, political, economic, or environmental change with the objective of altering societal norms.