Which of the following statement about alternation of generation in bryophytes is incorrect?

• A. It involves alternation of morphologically different generations
• B. Their gametophyte is independent while sporophyte depends upon gametophyte for nutrition.
• C. Both the gametophyte and sporophytes are haploid generations thus can produce haploids gametes to continue the diploid number on fertilization
• D. Spore formation occurs through meiosis