The word ‘they’ in the passage refers to ________.

Chọn D

Thông tin: It usually begins with an incense-offering rite at the kings’ tombs and a ritual for the opening of the gates of Den Thanh (Thanh Temple), Den Mau (Mother Temple) and the Tran Kings’ shrines. They are followed by a ‘water procession’, in which people will carry nine ornate palanquins with memorial plaques of the Kings of the Tran Dynasty and members of their royal families.