Are any of the following assessable as ordinary income? Fully justify your answer with reasonable arguable positions using the 'cite, describe, apply' approach. 

a) Wages and tips from part time employment as a bar attendant.

b) Weekly compensation payments to a self-employed person out of an income protection insurance fund. 

c) A lottery prize of $10,000.

d) Payment received by a retailer under an agreement to deal only in a certain brand of products.

e) A gain made on the sale of a person's holiday house. 

f) A prize won by a sole trader pharmacist for winning an annual competition conducted by a wholesale supplier for the best Christmas display of merchandise. The prize was a painting to the value of $2,000.