Which of the Following Statements Correctly Describes the Haploid Gametophytes

Multiple Choice

Which of the following statements correctly describes the haploid gametophytes of bryophytes?

A) They are multicellular, just like the haploid stages of animal species.
B) They are multicellular and produce zygotes.
C) They are usually composed of single cells, just like the gametes of mammals.
D) They are usually multicellular, but lack vascular tissue.