The correct answer is B. Furan.
A heterocyclic compound is a cyclic compound that contains at least one atom other than carbon in its ring structure. Furan is a six-membered ring with one oxygen atom and five carbon atoms. It is a colorless, flammable liquid with a peppermint-like odor. Furan is used as a solvent, a chemical intermediate, and a flavoring agent.
Naphthalene is a white, crystalline solid with a characteristic odor. It is a member of the polycyclic aromatic hydrocarbons
89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube