What are the 5 or 6 non-volatile (larger) flavor compound categories?
a) Sweet, sour, salty, bitter, umami, and spicy
b) Fruity, floral, herbal, nutty, spicy, and earthy
c) Savory, tangy, smoky, creamy, woody, and metallic
d) Citrusy, minty, woody, earthy, herbal, and floral
