Consider the following statements:
$A$. Annelids are true coelomates
$B$. Poriferans are pseudocoelomates
$C$. Aschelminthes are acoelomates
$D$. Platyhelminthes are pseudocoelomates
Choose the correct answer from the options given below:

Match the animals listed under Column-$I$ with their respective zoological names given under Column-$II$; choose the answer that provides the correct combination of the alphabets of the two columns.
Column-$I$ (Common Name) | Column-$II$ (Zoological Name)
$A$. Starfish | $p$. Sepia
$B$. Jellyfish | $q$. Astropecten
$C$. Devilfish | $r$. Aurelia
$D$. Cuttlefish | $s$. Octopus

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Barbus	$(i)$ Epidermal scales
$(b)$ Crocodile	$(ii)$ Absence of head
$(c)$ Amphioxus	$(iii)$ Cycloid scales
$(d)$ Lamprey	$(iv)$ Scaleless skin

Which trait is common among Earthworm, Leech, and Centipede?

Identify the mismatched pair from the following:

Which of the following statements is true for all four: $Spongilla$,$Leech$,$Dolphin$,and $Penguin$?