83. A researcher wants to develop an assay (test) that will distinguish charophyceans and land plants from chlorophyte green algae. Which of the following chemicals would be the best subject for such an assay? (A) chlorophyll b-an accessory photosynthetic pigment (B) carotenoids-a class of accessory photosynthetic pigments (C) amylopectin-a starch-like food storage material (D) glycolate oxidase-an enzyme of peroxisomes that is associated with photorespiration (E) flavonoids-a class of phenolic compounds that is often associated with chemical signaling