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

How to make an arnold palmer
Boil 1 cup (225 grams) of sugar and 1 cup (240 milliliters) of water in a small pot.
Stir the sugar water often to keep the sugar from scorching. This will make your simple syrup.

Available choices:
[a]. Whisk the wet ingredients into the dry mixture. Keep whisking until everything is thoroughly mixed in.;
[b]. Stir the rest of the ingredients until they reach the consistency of syrup. Keep stirring the ingredients with a wooden spoon until the sugar has dissolved completely.;
[c]. You are boiling the water and sugar, because sugar does not mix well into cold water. If you already have your lemonade, click here to learn how to put the drink together.;
[d]. Simmer on low heat for about 1 hour. As the sugar water boils, the sugar quickly melts.;
[c].