Answer:
The correct option is C.
Embryo.
Step-by-step explanation:
This is because cat and fog have zonary placentae. These is inform of a band of tissues that surrond the foetus. In cat and dog it is complete and it is found around the dog and cat embryo.
the blastocysts in cat and dog embryo are spaced very evenly all through the horns of the . In both species, i.r fog and cat there efficient transuterine migration. Which is distribution of foetuses spatially during pregnancy.