part 1

Title: A Rough Multi-Criteria Decision-Making Approach for Sustainable Supplier Selection under Vague Environment: A Case Study.

Author: Huiyun Lu , Shaojun Jiang , Wenyan Song, Xinguo Ming

Date: 26 July 2018

Read the above case study and answer the following Questions:

Question 1: Explain the decision-making approach discussed in this case study (250-300 words) .

Question 2: Why supplier selection is a typical multi-criteria decision-making process involving subjectivity and vagueness? (250-300 words) .

write the number of the question before the answer please.