Could someone please explain how the answer (which is 2) was achieved?

Question

l = ['3', '2', '1']
print(l.index('1')*3-4

Answer 1

I.index('1')×3-4 = 2*3-4 = 6-4 = 2

Answer 2

The index of '1' in the list is 2.

This * 3 == 6.

Minus 4 == 2.

Answer 3

ooh, thank you