“being trivially different” a. significantly b. dramatically c. emotionally d. unimportantly

Trivial means to be of little value, so i’d say the answer is D. unimportantly

The correct answer is:  [D]:  "unimportantly" .

Note:

The "definition" , or "description", that is given; is:

→   "being trivially different" .

Note that the key word is:  "trivially" .

   → Consider the answer choices provided:

Choice [A]:  "significantly" ; sound more "meaningful" than "trivially".

Choice [B]:  "dramatically" ; sounds even MORE "meaningfuly" than "trivially" .

Choice [C]:  "emotionally" ; is not related to:  "trivially" . 

Choice [D]:  "unimportantly" ; seems similar to:  "trivially" .

→ Having considered all these answer choices provided, it seems clear that the correct answer choice is:  Answer choice:  [D]:  "unimportantly" .