[Solved] ________ is concerned with the design and arrangement of machines and furniture to avoid uncomfortable or unsafe experiences. A) Ergonomics B) Positioning C) Occupational safety D) Repetitive strain prevention Sexual Behavior: Activities related to physical intimacy or reproduction, which can vary widely among individuals and cultures. Online Pornography: Pornographic content available over the internet, accessible through various digital devices. STIs: Sexually Transmitted Infections, infections transmitted through sexual contact, caused by bacteria, viruses, or parasites. Practicing Safer Sex: Involves engaging in sexual activities that reduce the risk of transmitting or acquiring sexually transmitted infections (STIs) and unwanted pregnancies.