题目:
The passage suggests which of the following about the empirical study of small firms' role?
选项:
A、Anecdotal evidence does not support the theory that small firms' role is significant.
B、Degrees of market turbulence are the primary indicator of small firms' role.
C、An examination of new niches created by small firms has provided important data for the analysis of such firms' role.
D、Case studies have provided reliable evidence to answer major questions concerning small firms' role.
E、A more precise definition of the term "small firm" is crucial to making a conclusive analysis about small firms' role.
答案:
E