The correct answer is option 'B', Mohenjo-Daro.

Mohenjo-Daro was one of the largest cities of the Indus Valley Civilization, located in present-day Pakistan. It was a highly developed urban center with advanced planning and infrastructure. Excavations at Mohenjo-Daro have revealed a rich archaeological site with various artifacts, including terracotta sculptures.

Terracotta sculptures were a prominent feature of the Indus Valley Civilization. These sculptures were made from baked clay and were often used to depict various deities, animals, and human figures. One of the notable terracotta sculptures found at Mohenjo-Daro is the Mother Goddess.

The Mother Goddess is a fertility figure that was worshipped by the people of the Indus Valley Civilization. The sculpture depicts a female figure with a prominent headdress, large eyes, and a well-defined body. The figure is often shown in a seated position, suggesting her role as a creator and nurturer.

The terracotta sculpture of the Mother Goddess found at Mohenjo-Daro is considered one of the most significant discoveries of the site. It reflects the religious beliefs and practices of the people living in the Indus Valley Civilization. The presence of such a sculpture indicates the importance of fertility and the worship of female deities in the ancient civilization.

The discovery of this sculpture has provided valuable insights into the art, religion, and culture of the Indus Valley Civilization. It demonstrates the artistic skills and craftsmanship of the people of that time. The Mother Goddess figure is just one of the many examples of the diverse range of terracotta sculptures found at Mohenjo-Daro.

In conclusion, the terracotta sculpture of the Mother Goddess is found at Mohenjo-Daro, one of the largest cities of the Indus Valley Civilization. This sculpture reflects the religious beliefs and practices of the ancient civilization and provides valuable insights into their art and culture.