Sponges reproduce
Asexually in a way favoring cross-fertilization.
Bsexually in a way favoring self-fertilization.
Casexually with sperm only.
Dnone of the above
Asexually in a way favoring cross-fertilization.
Bsexually in a way favoring self-fertilization.
Casexually with sperm only.
Dnone of the above