"Online Shopping Options" by Matthew Minerd (2013)
Often, online retailers provide special “favored customer” options that allow customers to spend a small subscription fee in order to receive special pricing and shipping options. Often, these customers believe that they are receiving a great deal of savings, particularly if this option greatly reduces the costs of having items shipped. While such an arrangement can allow someone to make previously planned purchases at a great discount, it likewise can become a great temptation to spend much more money than they would ever have spent had they not had the “favored customer” status.
Which of the following sentences would best conclude the paragraph in a way that follows from the main idea of the paragraph?