Match the items $ABCD$ of table $'A'$ with that of items in table $'B'$ then the correct pairing sequence of $ABCD$ will be

$'A' $                                     $ 'B'$

$A.$Cleavage                        $1.$ Formation of $3$ germ layers

$B.$Gastrulation                    $2.$ Formation of embryo spinal cord

$C.$Neurulation                     $3.$ Results in formation of skeleton and muscles from mesoderm

$D.$Organogenesis                $4.$ Pattern depends on the amount and distribution of yolk

The seminal vesicle or uterus masculinus in rabbit is found at the junction of

The hormones of the sperm are called

The villi which are formed by the allantochorion to form the intimate connection with uterine endometrium functions as

In rabbit, ex-abdominal reproductive organs are