Which of the following options includes the members of the same class of algae?
Polysiphonia, Porphyra, Gracilaria and Gelidium
Sargassum, Polysiphonia, Dictyota and Laminaria
Chara, Saragassum, Porphyra and Gelidium
Ectocarpus, Sargassum, Polysiphonia and Ulothrix