What is the effect of foreshadowing in shakespeare’s macbeth

The effect of foreshadowing in Shakespeare's Macbeth creates a sense of tension and a slight sense of dramatic irony as many characters in the play are oblivious to their fate whereas the audience may know what is going to happen.

apprenticeships are formal, paid, long-term training programs that provide valuable classroom instruction coupled with on-the-job training for skilled, high-paying jobs.

i think that the major difference is that it used to be modern