Which of the Following Is Not True About De Facto

Multiple Choice

Which of the following is not true about de facto standards?

A) They never evolve into de jure standards.
B) They are those standards that emerge in the marketplace.
C) They tend not to be developed by an official industry or government body.
D) They are generally supported by more than one vendor but de facto standards have no official standing.
E) They tend to emerge based upon the needs/response of the marketplace.