Select the best answer. According to lan Redpath and Brian O'Sullivan, which of the following is correct regarding depreciation of a vehicle that is utilized 75% for business use in year one and 45% business use in year two? A. ADS must be used in year one. B. ADS must be used in year two C. MACRS must be used in year one. D. MACRS must be used in year two. According to lan Redpath and Brian O'Sullivan, what is the maximum deduction allowable in 2018 for repairs and maintenance of a vehicle used 75% of the time by a Schedule C business that uses the standard mileage rate to calculate its automobile expenses? A. $0 B. $500 C. $1,000 O D. $2,500