单选题According to the passage, dairies are ______.A experimenting with the use of paper bottlesB giving up the use of glass bottlesC increasing the use of plastic bottlesD re-using their paper containers

题目
单选题
According to the passage, dairies are ______.
A

experimenting with the use of paper bottles

B

giving up the use of glass bottles

C

increasing the use of plastic bottles

D

re-using their paper containers

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