问题如下：
Which of following conclusions about new standard not yet implemented provide the least meaningful information to an anlyst?
选项：
A. management is still evaluating the impact
B. the impact of adoption
C. the standard will have no material impact
解释：
A is correct. B & C provide a certain outcome about the impact of a new standard, however A creates some uncertainty thus provide the least meaningful information.
请问老师c没有影响不应该是最没用的么，怎么着不比那个悬而未决的好一些
