Choose the correct statements regarding human blood:
$I$. The volume of blood in an adult is $5 \; L$.
$II$. It constitutes $30-35 \; \%$ of the total extracellular fluid.
$III$. Glucose concentration in the blood is $50 \; mg / 100 \; mL$.
$IV$. Cholesterol concentration in the blood is less than $200 \; mg / 100 \; mL$.
$V$. Urea level in the blood is $10 \; mg / 100 \; mL$.
The option with correct statements is:

  • A
    $I, II$ and $III$
  • B
    $I, II$ and $IV$
  • C
    $II, IV$ and $V$
  • D
    $III, IV$ and $V$

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