The correct answer is: a) Pleistocene fossils.
Pleistocene fossils are the remains of animals and plants that lived during the Pleistocene epoch, which lasted from about 2.6 million to 11,700 years ago. The Pleistocene epoch is known as the “Ice Age” because it was a time when much of the Earth’s surface was covered in ice. The Tharon Cave in Manipur is significant for the discovery of Pleistocene fossils because it provides evidence of the animals and plants that lived in the region during the Ice Age.
Megalithic structures are large stone monuments that were built by ancient peoples. Megalithic structures can be found all over the world, and they come in a variety of shapes and sizes. Some megalithic structures are burial chambers, while others are temples or monuments. The Tharon Cave in Manipur does not contain any megalithic structures.
Hindu sculptures are works of art that depict Hindu deities or other religious figures. Hindu sculptures are found all over the world, and they come in a variety of styles. Some Hindu sculptures are made of stone, while others are made of metal or wood. The Tharon Cave in Manipur does not contain any Hindu sculptures.
Buddhist relics are objects that are associated with the life of the Buddha or with Buddhism. Buddhist relics can be anything from pieces of bone to entire stupas. The Tharon Cave in Manipur does not contain any Buddhist relics.