What three items in the singapore galleryprove was a thriving trading centre from 10th to 14th centuries?

1. Gold ornaments: The discovery of gold ornaments in the Singapore River suggests that the city was a wealthy trading hub. The gold ornaments are of various designs, including necklaces, earrings, bracelets, and rings. They are made from both local and imported gold, indicating that Singapore was a crossroads of trade between different regions.

2. Ceramic shards: The Singapore River has also yielded a large number of ceramic shards. These shards are from various types of pottery, including Chinese celadon, Thai stoneware, and Vietnamese blue-and-white ware. The presence of these shards indicates that Singapore was a major importer of ceramics from different parts of Asia.

3. Coins: Coins from various countries have been found in the Singapore River, including Chinese, Indian, and Arab coins. These coins provide further evidence of Singapore's role as a trading hub.