Ok im just wondering what does the numbers mean next to the "pick a subject" when you ask a question

Identify the type of source based on the information provided. a historian found a journal belonging to an ancient indian princess. the princess liked to keep a record of all the royal women of her dynasty who lived before her time. she tried to collect as much accurate information about their history as possible. her journal is a great source of historical information. based on the passage, the princess’s diary is source.

Who was the leader of the democratic people’s republic at the beginning of the korean war?

The people are the source for any and all governmental power in the united states