Soliciting the prior knowledge is a part of the
motivation?
why? or why not?

Some students in a class had not been exposed to relevant material since their early high school years, while others more recently took a similar class and scored well on an advanced placement exam in their senior year. These students began performing better in class and were at a distinct academic advantage. In response, the instructor used placement test data to assess students’ level of knowledge and provided optional enrichment to students on a voluntary basis outside of class.

Explanation:

it is a hope this 's

what you where bleeping things out