Green Trees Supplies is registered for GST and reports on a quarterly basis. For the year ending 31st March, they estimate their FBT liability will increase from $6,000 to $8,000 due to an increase in benefits provided to employees. Green Trees Supplies has a pre-printed amount of $1,500 at F1 on its September Activity Statement. The amount to be recorded at F3 of the September Activity Statement is: Select one: O a. 2,500 O b. 2,000 O c. 1,500 O d. 6,000