The capacity for regeneration is observed in . . . . . . .

Match the following columns:

Column-$I$	Column-$II$
$I.$ Skin without scales	$p.$ $Catla$
$II.$ Placoid scales	$q.$ $Hagfish$
$III.$ Cycloid scales	$r.$ $Chameleon$
$IV.$ Epidermal scales	$s.$ $Ray-fish$

Which of the following statements is incorrect?

In which of the following is the genus name,two characters,and its phylum mismatched,while the other three are matched correctly?

Genus Name	Two Characters	Phylum
$A$. Pila	$(i)$ Segmented body,$(ii)$ Radula in mouth	Mollusca
$B$. Asterias	$(i)$ Spiny skin,$(ii)$ Water vascular system	Echinodermata
$C$. Sycon	$(i)$ Pore-bearing,$(ii)$ Canal system	Porifera
$D$. Periplaneta	$(i)$ Jointed appendages,$(ii)$ Chitinous exoskeleton	Arthropoda

Match List $I$ with List $II$ :

List $I$	List $II$
$A$. Pterophyllum	$I$. Hag fish
$B$. Myxine	$II$. Saw fish
$C$. Pristis	$III$. Angel fish
$D$. Exocoetus	$IV$. Flying fish

Choose the correct answer from the options given below :

The given figure shows four animals $A, B, C$ and $D$. Select the correct option regarding the common features shared by any two of them.