After examining the options, the budget committee discovered that QI' s office-phone system would be inexpensive enough to be within the cost limit that had been set for the committee. However, Corelink' s system must also be inexpensive enough to be within the limit, since it is even less expensive than QI' s system.
The reasoning in the argument above is most closely paralleled by the statement 'John's blood-alcohol level was far above the legal limit for driving, so even if it turns out that Paul's blood-alcohol level was lower than John's, it too must have been above the legal limit.'