Consider the following four statements and determine which are correct or incorrect.
$A.$ The sporophyte in liverworts is more elaborate than that in mosses.
$B.$ Salvinia is heterosporous.
$C.$ The life-cycle in all seed-bearing plants is diplontic.
$D.$ In Pinus,male and female cones are borne on different trees.
Which two statements are incorrect?

• A
  $A$ and $C$
• B
  $A$ and $D$
• C
  $B$ and $C$
• D
  $A$ and $B$