What is the most logical next event?

How to get rid of dark spots from acne
Rub lemon juice on the spots.
Lemon juice can be used as a natural skin-lightening agent. Put freshly-squeezed lemon juice on a cotton ball or a cotton swab and then dab it onto your dark spots.

Pick your answer from:
[i] Do not rub the lemon juice directly on the spot, though. Instead, let it sit on your skin for at least 30 to 60 minutes.;
[ii] Keep rubbing the lemon juice into your acne spots until they lift up and disappear. Then, when you see them, give the lemon juice a few minutes to work its magic.;
[iii] For a stronger lightening agent, combine two parts lemon juice and one part olive oil. Make sure the product you use is oil-free, as olive oil acts as a " freshener " for acne.;
[iv] Let the juice dry for about ten minutes. Without rinsing the lemon off, apply a moisturizing oil on top of it.;
[iv]