GRE Text Completion: Maggoosh-GRE填空Maggoosh - 6QOQ5EEJKDIQG9AMY

A tantalizing paradox in the field of number theory – especially for the neophyte – is that even one with little training can pose a legitimate question that can ____________ a seasoned expert. A. impress B. baffle C. undermine D. confound E. convince F. discourage