"piece" vs "token"

[Ann Mari]

Business Idiom in English, Intermediate level

ESL/EFL Test #134 "Ways of thanking", question 6

I'm sending this bunch of flowers as a small ......... of my thanks and appreciation.

(a) piece
(b) token
(c) counter
(d) emblem

Business Idiom in English, Intermediate level

ESL/EFL Test #134 "Ways of thanking", answer 6

I'm sending this bunch of flowers as a small token of my thanks and appreciation.

Correct answer: (b) token

Your answer was: incorrect
I'm sending this bunch of flowers as a small piece of my thanks and appreciation.
_________________________

When I answear the questions in the tests, the answears regulary comes out wrong when I'm checking if it's right! Why is that? Like here, my answear was "piece" and not "token".

Ann Mari

[Conchita]

If you read carefully, you'll see that your answer was incorrect. 'Token' is the right choice here.