Smut includes in

Answer: Option B

Smut includes in Basidiomycotina.
Basidiomycota is a group of fungi that includes mushrooms, bracket fungi, smuts, and rusts. These fungi are more prevalent in humid conditions.
The smuts are multicellular fungi characterized by their large numbers of teliospores. The smuts get their name from a Germanic word for dirt because of their dark, thick-walled, and dust-like teliospores.
The smuts are grouped with the other basidiomycetes because of their commonalities concerning sexual reproduction.