The reactants shown schematically below represent iron oxide, Fe2O3 and carbon monoxide, CO. Which of the following is the correct full balanced chemical equation for what is depicted? 
Definitions:
Distributive Property
A property in algebra that allows for the multiplication of a single term and two or more terms inside a set of parentheses.
Coefficients
Numbers or constants placed before and multiplying the variables in an algebraic expression, indicating their relation.
Simplify
The process of making an expression or equation easier to understand or solve by reducing its complexity.
Like Terms
Terms in an algebraic expression that have the same variables raised to the same powers, allowing them to be combined through addition or subtraction.
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