Option 1 -> Medicinal and aromatic plants are part of horticulture, focusing on plants used for medicinal and aromatic purposes.
Option 2 -> Cereal crops like wheat, rice, and maize are field/agronomic crops, not horticulture crops.
Option 3 -> Fruits are a major component of horticulture (pomology).
Option 4 -> Vegetables are a core part of horticulture (olericulture).
Hence, Option 2: Cereal crops -> Horticulture deals with intensive cultivation of fruits, vegetables, flowers, ornamental plants, medicinal and aromatic plants, while cereal crops fall under agronomy/field crops which involve extensive cultivation of food grains -> correct