Write the next sentence in the following story.

How to make colored salt rocks
Assemble the items needed.
Mix well until it becomes soft and jellylike.
Mix the salt, glue, and colored sugar in the small bowl.

OPT: (A). Use a rubber spatula to color each rock. Submerge the rocks into boiling water for at least an hour, to let out the salt. (B). Mix together smooth water and shortening until completely blended. Tie the roll of the bluefin. (C). When the salt has formed a dough-like consistency, scoop it onto the wax paper. At this stage, while the salt " dough " is still malleable, you can mold the salt rock into shapes such as gems, animal shapes, items for adding to hair accessories or pendants, etc. (D). Place it in a separate bowl and place in the cupboard. Place in the fridge for 2 hours.. The answer should be
(C).