Heel cutting is generally used in (RAU BIKANER & UDAIPUR 2013)

✅Explanation: Heel cutting is a propagation technique commonly used for Jasmine. It involves taking a cutting with a small portion of the older stem (the "heel") attached, which helps in root development.

📌Other Options Explanations
-(a) Rose: Roses are often propagated through budding or grafting.
-(b) Hibiscus: Hibiscus can be propagated through cuttings, but typically not heel cuttings.
-(d) Chrysanthemum: Chrysanthemums are commonly propagated through cuttings or division.