Answer: Shadowing.
Explanation: Shadowing refers to a type of informal learning where an individual follows another individual who is much more advanced or experienced in a particular role. It involves efficiently working with another advanced individual who has something to teach, and helps the learning individual shadowing him to acquire new aspects related to the activity at hand or new behaviors and skills relating to the activity.
The duration for Shadowing is done as long as the new individual to the new activity gets comfortable to handle such task independently and efficiently.
Here, the beginning reader is matched with a more advanced reader. The advanced reader begins reading the text aloud and the beginning reader follows along reading aloud a few second behind the advanced reader, so that they are both reading aloud, but one is slightly ahead of the other.shows a situation where one individual is shadowing a more advanced reader to learn skills partaking to reading effectively.