D. only about 1.5% of the oxygen carried in dissolved form is correct answer.
Explanation:
Plasma is a component of blood, it has many functions in our body like fighting against diseases, clotting the blood.
In the plasma, the quantity of oxygen in solution is about 1.5% of the oxygen carried in dissolved form and 98.5% of the oxygen is bound to hemoglobin.
Thus option (D) only about 1.5% of the oxygen carried in dissolved form is correct.
