ustin ies from Baltimore {his home ofce} to Cadiz {Spain}. He conducts business on :sday; yacations on Saturday, Sunday, and Monday (a legal holiday in Spain}; and returns t- "hursday. Justin was scheduled to return home on Wednesday, but all ights were cancele 'eather. Therefore, he spent Wednesday watching oor shows at a local casino. roses, what portion of Justin's trip is regarded as being for business? 3nday was not a legal holiday. Would this change your answer in part {a}? Explain. r part {a} or {b}, how much of Justin's airfare qualies as a deductible business expense