According to the textbook:

• Statement A is Correct: Asexual reproduction in most brown algae is by pear-shaped biflagellate zoospores with two unequal laterally attached flagella .
• Statement B is Incorrect: Sexual reproduction may be isogamous, anisogamous or oogamous, not just oogamous .
• Statement C is Correct: Food is stored as complex carbohydrates, which may be in the form of laminarin or mannitol .
• Statement D is Correct: They possess chlorophyll a, c, carotenoids, and xanthophylls (especially fucoxanthin) .
• Statement E is Correct: The vegetative cells have a cellulosic wall usually covered on the outside by a gelatinous coating of algin .