[Solved] The average distance from Earth to the sun is A) 1 ly. B) 1 million km. C) 1 million miles. D) 1 billion km. E) 1 AU. 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. Sexual Activity: The engagement in behaviors associated with sexual intercourse and pleasure.