[Solved] Which of the following will cause a decrease in the surface area of the respiratory membrane? A) emphysema B) tuberculosis C) pneumonia D) All of the choices will reduce surface area of the respiratory membrane Pornographic Material: Content intended to sexually arouse, often explicit in nature and not suitable for all audiences. Sell To Minors: The act of selling products or services to individuals under the age of majority, which is often prohibited by law for certain items. Motion Picture Ratings: A system used to classify films based on suitability for audiences in terms of issues such as content, theme, and language. Television Content Ratings: Systems used to classify TV programs based on their suitability for different audiences, taking into account factors like violence, sex, and language.