The difference between blood and lymph is

• A
  Blood has $RBCs$ and $WBCs$,while lymph has no cells
• B
  Blood has $RBCs$ and $WBCs$,while lymph has only $WBCs$
• C
  Blood has no cells,while lymph has $RBCs$ and $WBCs$
• D
  Blood has only $RBCs$,while lymph has only $WBCs$