Answer:
C: Coral and White Springs are cash cows and Autumn Breeze is a dog.
Explanation: Coral and White Springs both made a lot of money, meaning the profit far exceeded the amount of money spent on advertisements. Even though White springs didn't make as much as Coral in terms of profit, it's profit margin still exceeded the money spent on it.
D)American flags are waved down Peachtree Street, and nearly everywhere red, white, and blue is seen.
Explanation: The rule for indefinite article usage is as follows: Use before nouns (or adjectives) that start with a consonant sound. Use before nouns (or adjectives) that start with a vowel sound.
I believe the answer is: B. the shooting of an unarmed rider.
In the speech, there is a dark connotation that made by the speaker when he mentioned the shooting of unarmed riders who are not willing to conform to their orders. Especially to the lower ranks who are bound by the orders from higher officers.