On Dec. 15, 2018, Julie's Tax Prep, a cash-method taxpayer, prepaid $6,000 worth of deductible interest on a business loan. The interest won't accrue until January 2019. Julie's Tax Prep will be displaying at a tradeshow in January 2019. On Dec. 16, 2018, Julie's prepaid the $5,000 trade show booth rental expense. Use of the booth will occur in January 2019. In addition, On Dec. 28, 2018, Ed's Equipment repaired some equipment in Julie's office and billed Julie's $3,000. Julie's received the invoice on Dec. 28, 2018 and paid the $3,000 invoice on Jan. 29, 2019. How much of the $14,000 in deductible business expenses may Julie's Tax Prep deduct in 2018