Concerning dictionaries and their proper use, which one of the following statements is most accurate?

AA syllable is a unit of sound.
BForeign words are not included in English dictionaries.
CA dictionary's word entry offers a fixed, permanent meaning.
DFormal usage of a word is considered colloquial

I believe it is A :)

Verified Answer :

It is A:)

First of all, it is true that a syllable is a sound unit.

B: I am surprised how often they are! for example "verboten" - German for "forbidden"
C: meanings change, for example take "cool" - i believe that it used to mean only "cold"
D: this is the opposite: formal and colloquial are the opposites of each other