A $4,500 OB. $4,050 OC. $3,600 OD. $3,638 Running Treadmills Inc. (RTI) is a treadmill manufacturer that sells the Extreme Climber for $4,500, which includes a 24-month warranty. While not widely advertised, RT's customers can purchase the treadmill without the warranty for $4,000. RTI also offers the warranty on a stand-alone basis to its customers and those who purchased the treadmill at non-RTI outlets on a stand-alone basis for $1,000. RTI follows IFRS and allocates revenues to the component parts using the relative fair value method. Ils policy is to recognize revenue from the sale of warranties on a straight-line basis over the life of the warranty. Assume that an Extreme Climber is sold on January 1, 20X8, for $4,500. RTI's year end is December 31. What is the total revenue reported by Running Treadmills in the month on January for this sale