Last Year When Laura Attended a Business Conference in Berlin

Last year when Laura attended a business conference in Berlin, the exchange rate was €0.7 for US$1. This year she plans to attend that same conference and notes that the exchange rate is €0.8 for US$1. Laura estimates that her lodging and meals will be _____ expensive than last year.

A) 13% more
B) 13% less
C) 87% more
D) 87% less