The correct option is
A superficial fungal infection
Ringworm is a type of fungal infection. Fungal infection can be of:
- Superficial fungal infection-Involve the skin, hair and nails, The causative fungi are dermatophytes. Ringworm is a type of superficial fungus infection.
- Deep fungal infections- this infection involves systemic reach and affects internal organs in patients with compromised immunity or may remain latent in otherwise normal hosts.