Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to develop a questionnaire for research [title] Identify the goal of your questionnaire. [step] What kind of information do you want to gather with your questionnaire? What is your main objective? Is a questionnaire the best way to go about collecting this information? [substeps] Come up with a research question. It can be one question or several, but this should be the focal point of your questionnaire.

Ending1: Only ask 3-4 questions per series. These questions will help those written questions with the idea of the information. Ending2: Write a name and special citation for the answer. List the questions you asked in the questionnaire. Ending3: Try to identify why you are conducting your questionnaire. Social survey does not contain an answer to the question. Ending4: Develop one or several hypotheses that you want to test. The questions that you include on your questionnaire should be aimed at systematically testing these hypotheses.

Answer format: ending1/ending2/ending3/ending4