When a sentence is easy to understand at its first reading, it is said to have good:

The correct response emphasizes the importance of clarity in writing, which refers to the ease with which a reader can understand a sentence upon first reading. Clarity ensures that ideas are expressed in a straightforward manner, allowing the reader to grasp the intended message without confusion. A clear sentence typically employs simple language, a logical structure, and avoids ambiguity, making it accessible to a broader audience.

In addition, while punctuation, conciseness, and correctness can contribute to the overall effectiveness of a sentence, they do not directly address the initial ease of understanding. Punctuation helps guide the reader through the sentence but does not guarantee understanding on its own. Conciseness relates to expressing ideas succinctly, which can improve clarity but is not synonymous with it. Correctness focuses on grammatical and factual accuracy, which is also essential but does not necessarily impact a reader's immediate comprehension as clarity does.