The chemical equation below represents the reaction between iron(III) oxide and aluminum. in this reaction

Fe₂O₃ (s)+ 2Al (s) => Al₂O₃ (s) + 2Fe(l)

a. Iron atoms in Fe₂O₃ get oxidized
b. Al(s) gains electrons
c. Al(s) is the reducing agent
d. Fe₂O₃ (s) is the reducing agent