Auto Detailing, Inc. had the following transactions on August 1: a. The company sold $2,100 of inventory costing $1,400. The customer will not be billed until September. As of August 31, no entries have been made with respect to the inventory that has been sold or the sale.
b. The company received a $2,000 payment from a customer for services to be performed during August and September. On August 1, the entire $2,000 was placed in the Unearned Revenue account. As of August 31, 40% of the work had been completed.
c. The company paid $7,200 for 4 months' rent in advance. The entire amount was placed into Prepaid Rent.
d. The company sold equipment costing $2,400 for $5,400 to a customer in return for a 3-month note. The sale was properly recorded on August 1. Auto Detailing, Inc. is charging 12% interest on the note. The customer will pay the note and all interest after 3 months.

of the three mortgage options that demarco and tanya have to choose from, the balloon payment mortgage would be their best option, over adjustable payment and fixed payment plans.ultimately, the balloon payment plan would save demarco and tanya overall, in interest, would cost less monthly, and they would only have to make these payments for 8 years, opposing to 30 years for adjustable or fixed payment plans. 

overall, demarco and tanya would save $80,811 if they chose balloon payments over fixed payments, and would save $116,711 if they choose balloon payments over adjustable payments. benefits with choosing fixed payments over adjustable payments is that, in the end, the payments will still be $836.30 a month, while with adjustable payments, the initial monthly payments will be $763.38 to $1082.70 a month, ultimately leading to a more costly purchase. benefits with choosing fixed payments over balloon payments are not present. benefits in choosing adjustable payments over is that it has a lower interest rate, and starts with lower monthly payments initially. benefits in choosing adjustable payments over balloon payments include a lower interest rate, and lower initial monthly payments. benefits in choosing balloon payments over fixed payments include lower interest rates, lower overall price, lower monthly payments, takes less time to pay off, and does not require a downpayment. benefits in choosing balloon payments over adjustable payments include, lower monthly payments (when averaged), takes less time to pay off, and lower overall price.

hence, option c, balloon payments, is the best option for demarco and tanya to make this purchase, for it will save them a minimum of $80811, and a maximum of $116,711.