Gestation period is the duration

Identify the correct sequence of embryonic development in females.

By which time of pregnancy are the limbs and digits developed in the fetus?

Placenta acts as an endocrine tissue and produces several hormones like:
$A.$ Human chorionic gonadotropin $(hCG)$
$B.$ Human placental lactogen $(hPL)$
$C.$ Estrogens
$D.$ Progesterone

The structure connecting the fetus to the placenta is:

Cleavage is a unique form of mitotic cell division in which