$\begin{array}{1 1} \text{(a) Elimination reaction is in its simplest terms an organic reaction where two or more molecules combine to form a larger one.} \\ \text{(b)Elimination reaction is a chemical reaction during which one functional group in a chemical compound is replaced by another functional group.} \\ \text{(c) An elimination reaction is a type of organic reaction in which two substituents are removed from a molecule in either a one or two-step mechanism.} \\ \text{(d) None of the above}\end{array} $