Task: Text Completion
Input (English): [header] How to use superfood powders [title] Choose a single ingredient or multi-ingredient powder. [step] There are two choices when deciding on a superfood powder. You can take a single ingredient powder, like maca, spirulina, or flax seed powder. <sep> (A) Or you can use a multiple ingredient powder, like a synthetically-produced extract, such as grape seed, juniper seed, or shreplywheat. Being able to adjust recipes to any flavor will give you a better chance of success in producing superfood powders. (B) Do some research and see what the colors are like for each ingredient. [substeps] Think about why you want to store a powder in your pantry. (C) You may also choose a powder that combines multiple vitamins, minerals, and superfoods together into one powder. [substeps] Multi-ingredient powders often contain vegetables, like spinach, broccoli, and wheatgrass. (D) You should also choose a single ingredient powder, like cornflour. [substeps] One option is to find one ingredient that is organic or does not contain harmful chemicals like arsenic.
Output (English): C