From the words lettered A to D, choose the word or group of words that best completes each of the following sentences. How did you arrive at .....wonderful ...

From the words lettered A to D, choose the word or group of words that best completes each of the following sentences.
How did you arrive at .....wonderful idea?

Answer Details

The correct answer is "such a". The sentence is asking about the process or method used to come up with a wonderful idea. The phrase "such a" is used to emphasize the quality or nature of the idea. The other options do not fit the sentence grammatically or contextually.