Options B and D weavers and metalworkers are the right answer.
The skilled craft worker who can make things by hands and his skills, that shows some functions with decoration, are called the Artisans.
People who use metal as a primary source for their furnished goods such as jewelry are called the metalworkers. Whereas, weavers are the people who work on the threads in order to make various type of clothes.
Therefore, options B and D, metalworkers and weavers are the right answers. Other options, merchants and priests do not make anything skillfully hence, they can not be included in the answer.