The correct option is D Claviceps
LSD (lysergic acid diethylamide) is a dangerous hallucinogen obtained from the fruiting body of fungus Claviceps purpurea. It is normally used as medicine to help patients cope with mental illnesses like depression and insomnia.
Mucor is a filamentous fungus found in soil, plants, decaying fruits and vegetables.
Spirogyra is a member of free-floating green algae (division Chlorophyta) found in freshwater environments around the world.
Aspergillus is defined as a group of conidial fungi—that is, fungi in an asexual state.