Multi-choice problem: Continue writing the next sentence in this paragraph:

How to make strawberry mousse
Dissolve the gelatin in water.
Get out a small bowl and pour 1/4 (60 ml) of water into it. Sprinkle 1 tablespoon of powdered gelatin evenly over the water.

Options: (a). You can purchase powdered gelatin at an arts and crafts store. You can use any version of strawberry gelatin that appeals to you.. (b). Don't stir the gelatin into the water. Instead, just let it sit for 5 minutes.. (c). If you're making mousse from scratch, you should follow the instructions on the packet. You can substitute refined sugar, if you'd prefer.. (d). Place the lid on the bowl and leave it sitting in the refrigerator for 6 to 8 hours. The gelatin should discolor as it sits in the water..
(b).