Our vertebral column is formed by the

Match the following columns:

Column-$I$ (Vertebrae)	Column-$II$ (Number of bones)
$P$. Cervical	$I$. $1$
$Q$. Thoracic	$II$. $12$
$R$. Lumbar	$III$. $5$
$S$. Sacral	$IV$. $7$
$T$. Coccygeal	$V$. $(1)$ fused

In humans,out of $X$ pairs of ribs,only $Y$ pairs are true ribs. Select the option that correctly provides the values of $X$ and $Y$ and their explanation.

Match the following:
Bone: Number
$(1)$ Skull: $22$
$(2)$ Vertebrae: $33$
$(3)$ Ribs: $24$
$(4)$ Sternum: $1$
$(5)$ Pectoral girdles: $4$
$(6)$ Arms: $60$
$(7)$ Ear ossicles: $6$
$(8)$ Pelvic girdles: $2$
The correct pairing sequence is:

The first vertebra in humans is called:

Match the following columns:

Column-$I$	Column-$II$ (Number of bones)
$P$. Face	$I$. $6$
$Q$. Ear ossicles	$II$. $14$
$R$. Cranium	$III$. $1$
$S$. Hyoid bone	$IV$. $8$