Pieter van Deursowns and operates a child care centreas a sole trader. Pieter has asked you to explain how he can calculate his assessable income from business and has provided the following information: REQUIRED: For each of these transactions and balances, advise Pieter whether they are assessable and provide and provide workings or explanations. Most of the places at Pieter's childcare centreare given to recurring clients who are required to pay their fees one term in advance. • Total receipts for the year from these clients amounted to $340,000. • As of 30thJune 2022, there were $75,000 of fees received in advance. • As of 30thJune 2023, there were $82,000 of fees received in advance. The remaining childcare places at Pieter's centreare made available on a casual basis. These services are invoiced at the end of each week. • Total receipts for the year from these clients amounted to $41,000. • As of 30thJune 2022, there were $5,000 of casual fees outstanding. • As of 30thJune 2023, there were $4,000 of casual fees outstanding. Additionally, Pieter provided childcare places to 3 parents who he did not invoice, but provided him with the following: • Cathy provided Pieter with fruit and vegetables throughout the year from her grocery store to the value of $4,500; • Justine provided Pieter with 4 concert tickets to Luke Warm, a country music artist. The tickets had a value of $600