Watch this video on improving distribution efficiency and answer the questions below: https://www.youtube.com/playlist?list=PLg_v7K-G8mehmYsRBBVqXfvf9CvOKVDZN.What functions do intermediaries provide?What are the three basic objectives of supply chain?How do companies manage the efficiency in the supply chain?How does barcoding work?What is RFID technology and how is it different than barcodes?250 words in total.