I'm assuming you are referring to this lesson. Please correct me if I'm wrong!

https://www.guitartricks.com/lesson.php?input=22961&s_id=1869

Originally Posted by: Dave Nightcaps

On the sheet music style of notation

Intro 8 measures of Am

Verse 8 measures of Am

2nd part of the verse

8 Measures of Em

8 measures of Am

I don't see any place in this song that there are 8 consectutive measures of E minor. I see:

Intro:

8 measure of A minor

Verse:

8 measure of A minor

4 measures of E minor

4 measures of A minor

Then the chorus starts.