African violets are commonly propagated by leaf cuttings because the leaf blade can develop roots and new plantlets under suitable conditions. This method is easy, quick, and reliable compared to other types of cuttings.
Stem cutting (B) is not commonly used for African violets as they have short stems.
Root cutting (C) and Roots (D) are not effective propagation methods for this plant.
Leaf cutting ensures healthy and genetically identical new plants.