What is a freemium policy in the context of a social networking site? a. users are not charged for the first year and are charged an annual fee thereafter. b. users are charged till they acquire certain number of contacts, after which the service becomes free. c. users are charged until they contribute a specified number of times to discussions. d. users are charged depending on the number of features they use. the right answer is "d"

Ageneral requirement for informed consent is that no informed consent may include any exculpatory language. exculpatory language is that which waives or appears to waive any of the subject’s legal rights or releases or appears to release those conducting the research from liability for negligence. which of the following statements in a consent form is an example of exculpatory language? taking part in the research is voluntary, but if you choose to take part, you waive the right to legal redress for any research-related injuries.your participation in this research is voluntary. if you choose not to participate, or change your mind later, your decision will not affect your relationship with the researcher or your right to other services that you may be eligible for.in the event of any distress you may have related to this research, you will be given access to appropriate resources.the researcher may stop you from taking part in this research without your consent if you experience side effects that make your emotional condition worse. if you become too emotionally distressed during the research, you may have to drop out.

Epicureanism advocated reason and duty. select the best answer from the choices provided t f

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