MCQ
Which is correct
- ABlood has $WBC$ and lymph has $RBC$
- BBlood has $WBC$, $RBC $ and lymph nothing
- ✓Blood has $RBC$, $WBC$ and lymph has $WBC$
- DLymph has $WBC$, $RBC$ and blood has $RBC$
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$\begin{array}{|l|l|} \hline Column\,\,I & Column\,\,II \\ \hline a.\,\,Pennatula & 1.\,\,Brain\,\,coral \\ \hline b.\,\,Meandrina & 2.\,\,Sea-fan \\ \hline c.\,\,Gorgonia & 3.\,\,Sea-pen \\ \hline d.\,\,Adamsia & 4.\,\,Sea-anemonea \\ \hline \end{array}$
$a\ \ b\ \ c\ \ d$
Here $A$ and $B$ refer to