OSCM Ch 17,18,and 19

in short paragraph answer each these qustions

1-What are the benefits associated with maintaining control and visibility of transportation shipments? (100 words max)

2- How can Purchasing make use of social networking software/portals like facebook and linkedin to improve their daily job performances? (100 words max)

3- What is performance benchmarking? Why is it increasingly being used when establishing purchasing performance goals and objectives? (100 words max)

I need this for 2 diffrent students , so that means 2 answers for each qustion.

Also try to change your writing stiyle as match as you can .

Due on 4/11 at 11 am