Which is the appropriate pair?

In mammalian $RBC$,the percentage of haemoglobin is

How many statements is/are incorrect?
$(A)$ Blood is a special epithelial tissue
$(B)$ Albumins are needed for clotting
$(C)$ Plasma with the clotting factors is called serum
$(D)$ Plasma is a straw coloured, viscous fluid

The graveyard of $RBC$ is:

$A$ drop of each of the following is placed on four separate slides. Which one will not coagulate?

Blood platelets are found only in the blood of ...