How do i create a influence diagram for this question?

Mindy operates a company called "Fruity Juice" via e-commerce website. It sells apple juice, orange juice and guava juice in boxes. She rents a warehouse to store these items and engages a third-party logistics vendors to ship these items to the customer. The cost of goods sold (COGS), selling price and daily demand for each item is given in the table below: The warehouse rental is $8000 per month. Mindy has hired 3 staff to help her with the operation and each staff cost $3000 per month and she gets a salary of $5000. To promote the product online, Mindy also spends $2000 monthly on digital marketing to increase her brand awareness. She also needs to pay third-party logistics vendors $0.50 per 10 boxes to ship the items to the customers. Assuming that there are 30 days in a month. a. Construct a spreadsheet model to analyze the company's monthly finance, the spreadsheet model should include total revenue ( $ ), total expenses (\$), profit/loss (\$) and profit margin (\%). Sketch the influence diagram of your model. (10 marks)