A. red blood cells, white blood cells, plasma and water
B. red blood cells, white blood cells, and plasma
C. red blood cells, white blood cells, and platelets
D. red blood cells, white blood cells, plasma and platelets

Correct Answer:

Option D – red blood cells, white blood cells, plasma and platelets

Explanation

It has four main components: plasma, red blood cells, white blood cells, and platelets.

Blood has many different functions, including: transporting oxygen and nutrients to the lungs and tissues.

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