The interest in commodity chains has been traced to concerns about
A) the origins of products.
B) the quality of products.
C) the ethical implications of products.
D) all of the above
E) none of the above
D
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In a battery, the following two oxidation-reduction reactions are taking place: rxn A: Zn + 2 OH- ? ZnO + H2O + 2e- rxn B: 2 MnO2 + H2O + 2e- ? Mn2O3 + 2 OH- What is undergoing reduction?
A) Zn B) ZnO C) MnO2 D) H2O E) OH-
Instructions: Choose one answer from each pair or group of selections. Is the greatest summer/winter temperature variation found in the INTERIOR of a continent or along a COASTLINE?
A sky with a deep blue color indicates high humidity
Indicate whether the statement is true or false
On 3 November 2002, a large earthquake occurred in ________. Because of its similarity to the 1857 Fort Tejon earthquake on the San Andreas Fault, this event has been compared to the much-anticipated "Big One" in Southern California.
A. Oregon B. Mexico C. Alaska D. Nevada E. Canada