To British centrist voters who may think some of those on offer are a few raisins short of a fruit cake, that counts as reassurance.

BBC: Cam hearts Bam and now they're BFFs

But as the participants walked down the hallway, there were refreshments available with a choice of a decadent chocolate cake, or a cup of fresh fruit.

FORBES: 5 Behavioral Economics Principles Marketers Can't Afford to Ignore

But be warned: With a total of 10 eggs, five-and-a-half sticks of butter, almost two cups of bourbon, and a generous helping of candied fruit, Lane Cake is not for the faint of heart.

FORBES: Books, Booze and Baking: Celebrating 50 years of 'To Kill a Mockingbird'

The study found that a majority of participants in the 7-digit group chose the cake, while a majority in the 2-digit group chose fruit.

FORBES: 5 Behavioral Economics Principles Marketers Can't Afford to Ignore