> Its a bad question but if forced to answer you can only be wrong in your own educated way. You can give an answer that spells out all of that. Alternatively

> Its a bad question but if forced to answer you can only be wrong in your own educated way. You can give an answer that spells out all of that. Alternatively, if you are limited to a single word, there is a "correct" answer to "is a whale a fish or a mammal": "yes."