【单选题】

The author implies that scientists who regard the notion of a final state of truth without skepticism are Ⅰ. More arrogant or unimaginative than scientists who see science as a perpetual process Ⅱ. Visionaries who, though not necessarily correct, maintain an optimistic view of the future Ⅲ.

A、very significant majority of the scientific community
A、
A、Ⅰ only
B、Ⅱ only
C、Ⅰ and Ⅲ only
D、Ⅱ and Ⅲ only
E、Ⅰ, Ⅱ, and Ⅲ