17. The following are the needed tools in preparing salad. A. Storage equipment for ingredients includes refrigeration equipment for cold ingredients and a steam table for hot ingredients. B. Hand tools included spreading, spatulas, cutting board and knives, including a serrated knife and a sharp chef's knife for cutting the finished sandwich. A slicer is necessary. C. Portion control equipment includes scoops for fillings and a portion scale for other ingredients. D. All of the above