Read the attached article that discusses the experiences of Australian firms hiring 3PL services, and then answer each of the following questions in 6-10 sentences. Provide critical assessment based on the above article, text readings, scholarly research, and personal experience. Cite your resources using APA format with scholarly References. 1.What are the different types of 3PL firms? Give examples. 2.What are differences between 3PL and 4PL? 3.What criteria must be used in selecting 3PL firms? 4.What are own-account transport operators? 5.Does Walmart hire 3PL firms? Why or why not?