Decide Which Category to Place the Following Reaction: Acid-Base Neutralization $\rarr$

Multiple Choice

Decide which category to place the following reaction: acid-base neutralization, precipitation, combination, decomposition, combustion, displacement, or disproportionation reaction.
CH₄(g) + 2 O₂(g) $\rarr$ CO₂(g) + 2 H₂O(g)

A) Acid-Base Neutralization
B) Precipitation
C) Decomposition
D) Combustion
E) Displacement