Basophilia Occurs When the Absolute Count Is Greater Than Which $\times$

Basophilia occurs when the absolute count is greater than which of the following?

A) 2.0 $\times$ 10⁹ cells/L
B) 0.2 $\times$ 10⁹ cells/L
C) 0.6 $\times$ 10⁹ cells/L
D) 5.0 $\times$ 10⁹ cells/L
E) 0.5 $\times$ 10⁹ cells/L