Duvan, a friend of a friend, has a computer running Windows 7 and wants to perform an upgrade. He has 3GB of RAM in his computer and he noticed it gets very slow. He has also noticed that the sluggishness matches an increase in the hard drive activity, judging by the amber light going almost solid. What is likely the cause of Duvan’s problems? Describe the
situation and recommend a fix. This fix must consider potential limitation.

Aresearcher wants to do a web-based survey of college students to collect information about their sexual behavior and drug use. direct identifiers will not be collected; however, ip addresses may be present in the data set. risk of harm should be evaluated by: solely by the magnitude or severity of expected harm. both the magnitude (or severity) and the probability (or likelihood) of harm. solely by the probability of expected harm. neither the magnitude or probability of harm.