Q: Fact 1: Sporangia produce spores that develop into tiny, heart-shaped gametophytes. Fact 2: Asexual reproduction is by sporangia or conidia. Given the two facts above, when does spore enclosure produce heart-shaped gametophytes?

Choose from: i. The area was once underwater ii. peachleaf willow iii. It helps them survive iv. Asexual reproduction v. during the day vi. by indirect light vii. allow growth viii. in the autumn season
The answer is:
iv.