[Solved] According to the text, which of the following is a common feature of pornography? A) Most pornography shows men using condoms, which increases the likelihood of condom usage among college students who view porn. B) A lot of porn is oriented on female sexual gratification and fulfillment, thereby neglecting men's desires. C) Research has not demonstrated any positive aspects of pornography. D) Pornography may contribute to conflicts within marriage by altering the way people think about healthy and enjoyable sex. Gender Bias: The tendency to favor one gender over another, often leading to unfair treatment or assumptions. Experimenter Bias: A process where the scientists performing the research influence the results, in order to portray a certain outcome. Placebo Effect: A phenomenon in which a person experiences a perceived improvement in their condition due to the expectation of treatment, rather than the treatment itself. Random Selection: A method used in research to randomly choose participants for a study, ensuring that every individual in a population has an equal chance of being chosen, thus increasing the generalizability of the results.