What are the accounting concepts of

Martin Bryan owns a private house valued at $20,000,000.He is also the owner of a business, Bryan's Real Estate.During the financial year 2019, he included the value of his private house in the books of the business.

2.Enterprise Ltd bought a Motor Car for $2,000,000 in 2017.This value was used to record the car in the financial statements of the business.

3.Creative arts Ltd has used three different methods to value inventories over the past 3 years.The FIFO method was used in 2017, a change was made to the LIFO method in 2018 and then another change to the AVCO method in 2019.