Sperm cells of angiosperms differ from the rest of the plant groups like gymnosperms by

• A

  In angiosperms the sperm cells are non-motile whereas in the others they are flagellate

• B

  In angiosperms the sperm cells are produced in the pollen grain whereas in the rest they are produced in the antheridium

• C

  In angiosperms and gymnosperms the sperm cells are non-motile whereas in the rest they are flagellated

• D

  None of the above