He knew that Shadow has a long memory , and that he would never forget the trick by which Chatterer had escaped , and so the only way Chatterer would ever be able to have a moment 's peace would be to leave the Green Forest for as long as Shadow the Weasel chose to stay there .
Can we infer the following?
The shadow has a gifted memory.

pick from the following.
(a). Yes
(b). It's impossible to say
(c). No
The answer is:
(a).