Consider the given statements:
I. A homosporous life history occurs in nearly all bryophytes and in most pteridophytes.
II. A heterosporous life history occurs in some pteridophytes and in all seed plants.
III. Heterosporous pteridophytes, unlike their homosporous counterparts, lack archegonia, antheridia, and motile flagellate sperm.
IV. The seed plants completely lack antheridia.

The correct statements include:
1. Only I, II and III
2. Only I, II and IV
3. Only II, III and IV
4. I, II, III and IV