Given are the four matches of phyla with their characteristic cells:
$A$. Coelenterata - Nematocytes
$B$. Porifera - Choanocytes
$C$. Ctenophora - Solenocytes
$D$. Platyhelminthes - Nephrocytes
Mark the option that has both correct matches.

• A
  $A$ and $B$
• B
  $B$ and $C$
• C
  $C$ and $D$
• D
  $B$ and $D$