Identify the compound that would be more soluble in n-octane, C₈H₁₈ from the following pair: ethylene glycol, HOCH₂CH₂OH or toluene, C₆H₅CH₃.

• A. Toluene, C₆H₅CH₅ and ethylene glycol, CH₂OHCH₂OH are equally soluble in n-octane, C₈H₁₈.
• B. Both toluene, C₆H₅CH₅ and ethylene glycol, CH₂OHCH₂OH are not soluble in n-octane, C₈H₁₈.
• C. Ethylene glycol, CH₂OHCH₂OH, is more soluble in n-octane, C₈H₁₈.
• D. Toluene, C₆H₅CH₅, is more soluble in n-octane, C₈H₁₈.

Answer: (D)