Which equation best describes the reaction represented in the illustration above?
A. 2 AB2 + 2 CDA3 + A2 ? 2 DBA4 + 2 CA2
B. 2 AB2 + 2 CDA3 + B2 ? 2 C2A4 + 2 DBA
C. 2 AB2 + 2 DCB3 + B2 ? 2 DBA4 + 2 CA2
D. 2 BA2 + 2 CDA3 + A2 ? 2 DBA4 + 2 CA2
Answer: D
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