Answer:
a. feedback.
Step-by-step explanation:
According to a different source, these are the options that come with this question:
a. feedback.
b. a terminal behavior.
c. reflected in the Premack principle.
d. an immediate, rather than delayed, consequence.
In this example, we are told that when students are able to see their progress over time, this can lead to higher student achievement. This most likely means that, by looking at their progress, students are able to assess their performance and make the necessary changes to improve it. Therefore, reinforcement appears to be an effective type of feedback.