A company that provides a free online language course wants to determine if learners would be willing to pay $12 per month for a premium version of the course. Which questions might lead to question wording bias? Check all that apply. Do you think $12 is too much to pay for a premium version of the course?

What amount would you expect to pay for a premium version of the course?

Would you pay $12 for a premium version of the course, given that learning a language has been shown to improve concentration skills and memory?

Would you pay $12 for a premium version of the course even though it is currently free?

What is the most you would pay for a premium version of the course?
(Not 2 or 5) everything else is right.