According to federal regulations, which of the following best describes when expedited review of a new, proposed study may be used by the irb?
1. the study is required for a student research project
2. the study includes only research subjects that are healthy volunteers.
3. the study does not require informed consent or survey instruments.
4. the study involves no more than minimal risk and meets one of the allowable
categories of expedited review specified in federal regulations

Should the city pass a ban on skateboarders on all public property, or are the citizens who oppose the ban right when they argue that there are benefits to having the skateboarders in public parks? plan and write a response in which you state your position and persuade readers to agree with you. support your position with reasons and examples drawn from the proposed amendment to ban skateboarding and from information in the letters to the editor, as well as from your own experience.