Questions that encourage short or single-word answers are known as a. open-ended questions c. close-ended questions b. short-ended questions d. none of these

Hello! Open-ended questions are those that requires answers to have a few sentences. Therefore, A is eliminated. Close ended questions are those that can be answered with a “yes or “no”, which are single words with short answers, and there isn’t exactly such thing as a short-ended questions. The answer is C: close ended questions.