The definition "'official' means a person appointed or elected to office" is an example of:

 a "definition by genus and difference" .

Note : If the answer choices are:

    a)  a precising difference ;

    b) a synonymous difference ;

    c) a stipulative difference ;

    d) a definition by subclass ;

    e) a definition by genus and difference .

Then, the correct answer is:

    →   a  " definition by genus and difference " .

Hope this helps!

  Best wishes in your academic endeavors

       — and within the "" community!

well its not not rising unemployment and falling inflation.

hope this good !

answer; /// charles darwin;