【单选题】The present economy remains dependent on a massive inward flow of natural resources that includes vast amounts of non-renewable resources, followed by a reverse flow of economically spent matter back ...
A.
articulating potential useful applications of the development of sustainable chemistry
B.
suggesting the environmental dilemma posed by the usage of non-renewables
C.
reconciling opposing theories on the effects of chemical pollution
D.
describing how the methods of non-sustainable chemistry must be corrected
E.
proving a general overview about how sustainable chemistry could improve human existence