Which of the following are UNESCO recognized world heritage sites? 1. Caves of Ajanta 2. Temples and caves at Ellora 3. Mandapas of Mahabalipuram 4. Caves of Kanheri Select the correct answer using the code given below:

The correct answer is: B. 1, 2 and 3

The Caves of Ajanta, the Temples and caves at Ellora, and the Mandapas of Mahabalipuram are all UNESCO recognized world heritage sites.

The Caves of Ajanta are a group of 30 rock-cut Buddhist cave monuments located in Aurangabad district of Maharashtra, India. The caves date from the 2nd century BCE to the 6th century CE, and represent some of the finest surviving examples of Indian art and architecture. The caves are a UNESCO World Heritage Site.

The Temples and caves at Ellora are a UNESCO World Heritage Site located in Aurangabad district of Maharashtra, India. The site consists of 34 caves, which were built over a period of 600 years, from the 6th to the 11th centuries. The caves are a mix of Hindu, Buddhist, and Jain temples and monasteries.

The Mandapas of Mahabalipuram are a group of rock-cut temples located in Mahabalipuram, Tamil Nadu, India. The temples date from the 7th century CE, and are a UNESCO World Heritage Site. The temples are known for their intricate carvings and sculptures.