Correct Answer:
B. Questionnaire
A research instrument is a tool used to collect, measure, and analyze data related to a research subject. These tools are crucial for systematic investigation and gathering empirical evidence to answer research questions.
- A Questionnaire is the correct answer because it is a primary research instrument consisting of a series of questions designed to gather information from respondents. It is widely used in surveys and various research methodologies to collect quantitative and qualitative data.
- A Syllabus is an outline of subjects in a course of study, not a data collection tool.
- A Curriculum refers to the overall content, methods, and experiences provided in an educational program.
- A Lesson plan is a teacher's detailed guide for a lesson, outlining objectives, activities, and assessments. None of these are instruments for collecting new research data.