Company A buys glue for use in manufacturing its products from companies B， C and D.Which of the following are unlikely to decrease the amount of glue that Company A demands？
A.Company C increases its glue prices.
B.Company B begins selling glue to consumers.
C.Company D stops producing glue.
D.Company E begins buying glue from companies B， C and D.
正确答案：Company C increases its glue prices.Company B begins selling glue to consumers.Company D stops producing glue.Company E begins buying glue from companies B， C and D.