Consider the following statements.
A. Agar, carrageenans and algin are the products extracted from fungi.
B. Fucoxanthin, phycoerythrin, and carotenoids are the coloring pigments seen in brown algae.
C. King crab, Cycas, and Ginkgo are considered as living fossils.
D. Photosynthetic autotrophs, parasites, predators, and consumers are present in the kingdom Protista.