Northside Clinic uses activity-based costing to determine the cost of servicing patients. There are three activity pools: patient admissions ($50 per patient), laboratory services ($170 per diagnosis), and x-ray imaging ($500 per image). Daisy Satar went to the clinic and had blood drawn twice for separate diagnoses and had three separate images read and interpreted by a doctor. What is the total activity-based cost of Daisy's visit? Oa. $1,890 O b. $620 Oc. $1,840 O d. $1,390