-Which Equation Best Describes the Reaction Represented in the Illustration $\mathrm { AB } _ { 2 }$

Multiple Choice

-Which equation best describes the reaction represented in the illustration above?

A) 2 $\mathrm { AB } _ { 2 }$ + 2 $\mathrm { DCB } _ { 3 }$ + $\mathrm { B } _ { 2 }$ ? 2 $\mathrm { DBA } _ { 4 }$ + 2 $\mathrm { CA } _ { 2 }$
B) 2 $\mathrm { AB } _ { 2 }$ + 2 $\mathrm { CDA } _ { 3 }$ + $\mathrm { B } _ { 2 }$ ? 2 $\mathrm { C } _ { 2 }$ $\mathrm { A } _ { 4 }$ + 2 DBA
C) 2 $\mathrm { AB } _ { 2 }$ + 2 $\mathrm { CDA } _ { 3 }$ + $\mathrm { A } _ { 2 }$ ? 2 $\mathrm { DBA } _ { 4 }$ + 2 $\mathrm { CA } _ { 2 }$
D) 2 $\mathrm { BA } _ { 2 }$ + 2 $\mathrm { CDA } _ { 3 }$ + $\mathrm { A } _ { 2 }$ ? 2 $\mathrm { DBA } _ { 4 }$ + 2 $\mathrm { CA } _ { 2 }$