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

A. Formal usage of a word is considered colloquial.

B. Foreign words are not included in English dictionaries.

C. A syllable is a unit of sound.

D. A dictionary's word entry offers a fixed, permanent meaning.

A. Formal usage of a word is considered colloquial.

-quite the contrary, formal and colloquial can be seen in oppostion to each

other!

B. Foreign words are not included in English dictionaries.

-but they are! Specifically English words of foreign origin, such as Bratwurst.

C. A syllable is a unit of sound.

-this is true! correct answer!

D. A dictionary's word entry offers a fixed, permanent meaning.

-this is not true! meaning changes very often actually, for example "mouse" used to refer only to an animal!