Single/multi-choice problem: Which of the following solutions is better for the following goal:
How to make a chocolate Star Wars Death Star candy

Pick your answer from:
[a]. Melt pieces of chocolate then put it around the outside of the Death Star mold and then let sit at room temperature for 10 minutes to harden.;
[b]. Melt pieces of chocolate then place the chocolate inside the Death Star mold and then place in fridge for 10 minutes to harden.;
[b].