7.21 Anonymous or confidential? A website is looking for volunteers for a research study involving methicillin-resistant Staphylococcus aureus (MRSA), a bacterial infection that is highly resistant to some antibiotics. The website contains the following information about the study: “The Alliance for the Prudent Use of Antibiotics is looking for individuals who have or have had MRSA to fill out an anonymous survey and provide suggestions on how to improve treatment. The survey will help us to find out more about the concerns of people affected by MRSA . . .” Following the announcement is a web link that takes you to the questionnaire. Does this study really provide anonymity or just confidentiality? Explain your answer.