Here is a goal: Flattening soda can.

How would you accomplish this goal?

Available options:
[i] Set your iron to the medium temperature placing it on the cut out piece of soda can and holding it flat against a piece of wood for three minutes..
[ii] Set your iron to the maximum temperature placing it on the cut out piece of soda can and holding it flat against a piece of wood for three minutes..
[ii]