Well, I don't want to be mean or anything else, but the sentence don't really makes sense. I assume you meant something like, <em>Are we gathering data </em>or<em> Did we gathered data.</em> However, it would be a clause, because it has a subject and a verb. The subject is<em> we</em> and the verb is<em> gathered.</em>
A baby zebra is called a zebra <em><u>cub</u></em> .
Explanation:
wait wait where is the bar graph
The answer would be "in particular", you labeled it "b" but you might've meant "c"...? Anyway it's "in particular" because that's where the sentence shifts from the main focus to an example that supports it.