Answer:
D. Blake Ebers is this summer's hottest breakout star...
Step-by-step explanation:
The purpose of the given passage is to inform. We can make this conclusion based on the fact that the author provides us with new information about a celebrity. That information wasn't known before, and now they are relaying it to their readers, who might want to know more about said celebrity.
The first sentence (Blake Ebers is this summer's hottest breakout star...) is the one that is the most helpful in determining that the author's purpose is to inform. It tells us who this celebrity is and why they're so important. It's a good introduction to what the rest of the passage will be about.