Bart owns 100% of the stock of octo corporation, which uses the accrual method. bart's sister samantha, a cash method taxpayer, did some advertising work for octo in november 2014. in december, octo received a billing statement from samantha for $5,000 and paid samantha the $5,000 in january 2015. samantha is a calendar year taxpayer. when may octo deduct the $5,000? a) 2014b) 2015c) either 2014 or 2015d) the expense is not deductible since samantha is bart's sister.