On Saturday Melvin suggested that Jerome take the following week off from work and accompany him on a trip to the mou...

Jay-Etter on January 22, 2022

If we break down the argument:
Conclusion: The cost cannot be the only reason why Jerome won't go on the trip.
Premise: Jerome uses the same excuse every time.

The clear issue here is that maybe Jerome just cannot afford to go on vacations with Melvin. Just because it's the same excuse doesn't make it not true. E matches this flaw by saying the argument fails to examine the possibility that this actually is Jerome's reason.

D doesn't get at this because the cost could indeed be Jerome's only reason for being unwilling to go on the vacation.