Internal fertilization takes place in case of a starfish.
N answered this
i think its b. fish
Renuka Ghule answered this
its D. cow
Fathima Ifrath answered this
The correct answer is option d) Cow.
Frogs and fishes lay eggs which is obviously external fertilization.Starfishes reproduce externally. I heard that starfishes when cut into half, becomes two new individuals. I don't know if it is true.