What level of diction is typically found in scholarly works and speeches? formal standard informal practiced

This would be known to be 'formal'. Scholarly works are very professional, such as formal. Being formal is being professional. And this works would be through works, and also through speeches, which this is of course professional and formal.

yh it is right

explanation:

it ends with a marriage, but also with prospero giving up his power.

the tempest is a play written by william shakespeare between 1610-1611, it narrates the story of prospero a magician that sets a storm to wreck a ship, this sets the story to kill the king of naples. while it is a romantic style play, it isn´t traditional because of the ending, it end with the marriage and the magician giving up his powers.