A. After school today, I went to the gym, to the bank, and to the store.
Explanation:
When inserting commas, it is important to include them where a speaker would pause when saying the sentence out loud. At the pauses of small moments, it's when the speaker is taking short breath before continuing. Those pauses are for writing commas.
In my experience, some things may be changed or taken out in the adapted movie. Sometimes, the movie is just simply horrible. Maybe it's bad acting or effects. It feels insulting and like it has had a glow down.