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 limitations