The Most Preferred Matrix question type asks the respondent to choose one of two options per row. You can add as many rows as you like, presenting the respondent with a number of either/or choices.
Using the Most Preferred Matrix question type is pretty straightforward. If you need your respondent to choose their favorite of two choices, this is the question type for you.
Example
When selecting a question or content type, you can see what you're getting before you make your decision! Click on the Examples link at the top-right of each question type box. You'll get a brief preview of what the type looks like and how you might use it.