Religious festivals in Sikkim often take place at:

The correct answer is: d) All of the above.

Religious festivals in Sikkim often take place at monasteries and temples, village squares, homes and community centers.

• Monasteries and temples are important religious sites in Sikkim, and they are often the venues for religious festivals. These festivals can include prayers, rituals, dances, and music.
• Village squares are also important gathering places in Sikkim, and they are often the sites of religious festivals. These festivals can include processions, dances, and music.
• Homes and community centers are also sometimes used for religious festivals. These festivals can be more informal than those held at monasteries and temples, and they may include feasting, singing, and dancing.

Religious festivals are an important part of the culture of Sikkim, and they provide a way for people to come together and celebrate their faith.