Explanation:

Stupa is a mound-like or hemispherical structure containing Buddhist relics, typically the ashes or bones of Buddhist monks, used as a place of meditation. It is a symbol of the Buddhist religion and is found in various parts of India.

The correct answer is option 'A' which is Ranchi. Ranchi does not have a Stupa.

Let's understand why the other options have a Stupa:

a) Sanchi: Sanchi is a small village located in Madhya Pradesh. It is famous for the Great Stupa which is the oldest stone structure in India. The Stupa was built in the 3rd century BCE by Emperor Ashoka and is considered to be one of the most important Buddhist monuments in India.

b) Barhut: Barhut is a small village located in Madhya Pradesh. It is famous for the Barhut Stupa which is one of the oldest surviving Buddhist stupas in India. It was built in the 2nd century BCE and is considered to be one of the finest examples of Buddhist art in India.

c) Dhamek: Dhamek is a small village located in Uttar Pradesh. It is famous for the Dhamek Stupa which is a massive stupa built in the 6th century CE. The Stupa is located near the deer park where Gautama Buddha is said to have given his first sermon after attaining enlightenment.

Conclusion:

In conclusion, Ranchi does not have a Stupa, while Sanchi, Barhut, and Dhamek are famous for their stupas.