Which one of the following was the latest inclusion in the Intangible Cultural Heritage List of UNESCO?

The correct option is Garba dance.

The UNESCO Representative List of the Intangible Cultural Heritage of Humanity includes various cultural practices, expressions, knowledge, and skills from around the world. To understand why "Garba dance" is the latest inclusion among the given options, we can look at the years each of these elements was inscribed:
- Chhau dance: Inscribed in 2010. It is a traditional dance form from eastern India (Jharkhand, West Bengal, and Odisha) known for its martial and athletic movements.
- Kumbh mela: Inscribed in 2017. It is one of the largest peaceful congregations of pilgrims in the world, held at four sacred river banks in India.
- Durga puja: Inscribed in 2021. This is a major festival celebrated in Kolkata and other parts of India, marking the worship of the goddess Durga.
- Garba dance: Inscribed in 2023 (specifically in December 2023 during the 18th session of the Intergovernmental Committee in Botswana). Garba is a ritualistic and devotional dance performed in the state of Gujarat during the festival of Navratri.

Comparing the years of inscription, Garba dance (2023) is the most recent addition to the UNESCO Intangible Cultural Heritage List among the choices provided.