if one drop of blood containe half of plasma, 6 milion red blood cells, 10 thousand white blood cells and 250 thousand platelets, what is the composition of 2 drops of blood sample present in the laboratory?​
Encircle the correct answer inside the parenthesis.​

1.) (1,2,3,) plasma;
2.) (10,15,20) million red blood cells;
3.) (15,20,25) thousand white blood cells;
4.) (300,400,500) thousand;​