Identify the correct statements.

I   The sporophyte in liverworts is more elaborate than in mosses.

II  Salvinia is heterosporous

III The life cycle in all seed-bearing plants is diplontic.

IV In Pinus, male and female cones are borne on different trees.

• A

  I and II

• B

  II and III

• C

  III and IV

• D

  I and IV