Answer:
The answer to your question is: Combustion
Step-by-step explanation:
Single replacement One reactant replaces and element of a molecule.
Double replacement one reactant replaces an element of a molecule and vice versa.
Synthesis two reactants produces one product
Decomposition in this kind of reaction one reactant produces 2 products.
Combustion In a combustion reaction, the reactants are a molecule with carbon and oxygen and the products are always carbon dioxide and water.