Write the next sentence in the following story.

How to make cheese stuffed naan
Activate the yeast.
In a medium-sized bowl, mix together the yeast, sugar and 3 tablespoons warm milk. Cover and set aside for 5-10 minutes.

Options are:
a). At this time, consider seasoning with salt and minced garlic. Don't think too much about the seasoning--keep it casual and taste test out of sight..
b). Keep in a warm place and let it come to room temperature. All the needed yeast need is a bit of water..
c). Moisten your hands with the warm milk. Use a clean spoon to thoroughly brown your hands in the warm milk for another minute..
d). Add the flour to a large mixing bowl. In a separate bowl, whisk together the egg, milk, yogurt, oil, and salt, then slowly incorporate it into the flour... The answer should be
d).