The Absolute Number of Lymphocytes Found in the Blood of a Healthy

The absolute number of lymphocytes found in the blood of a healthy adult is:

A) 4-11 $\times$ 10⁹/L
B) 1-4.5 $\times$ 10⁹/L
C) 3-5 $\times$ 10⁹/L
D) 1.5-7.5 $\times$ 10⁹/L
E) 6-8 $\times$ 10⁹/L