試題詳解

41. What does the author mean by “Dell’s claim is at best circumstantial” in the third paragraph (line 22-23)?
(A) Dell is very circumspect in his statement.
(B) Dell’s evidence is merely suggestive but not conclusive.
(C) Dell’ view provides the best account for the issue at focus.
(D) Dell’s evidence is substantiated with sufficient empirical evidence.