Answer:
it looks a lot like a black hole to me
Explanation:
the center looks like a black hole and around it there's yellowish orange ish rings much like a black hole
Good luck on your quiz! Or homework
Based on the given sentences above, the one that is punctuated correctly is the second sentence: She sends an email therefore, to her instructor and advisor. What makes the first sentence incorrect is that, it has no period at the end of the sentence. Hope this answer helps.