Correct Answer: D. Heterocycylic
Detail about MCQs
Pyrrole belongs to the class of compounds known as: Heterocyclic compounds.
Heterocyclic compounds are organic compounds that contain a ring structure consisting of carbon atoms and at least one atom of a different element, such as nitrogen, oxygen, sulfur, or other heteroatoms. Pyrrole has a five-membered ring consisting of four carbon atoms and one nitrogen atom, making it a heterocyclic compound.