Concept:Toluene is a benzene derivative used to make a strong explosive called TNT.Explanation:Toluene, C6H5CH3, undergoes nitration to produce 2,4,6-trinitrotoluene (TNT).TNT is a powerful and widely used explosive.Phenol can form picric acid, another explosive, but toluene is the standard benzene derivative for making explosives in this context.Aniline and xylene are not directly used to make common explosives.Answer:D. Toluene