Monica improves her studying method. after reading each section of her textbook, she assesses her memory of the reading by taking the practice quiz for that section. when she is finished studying for the exam, she takes a practice exam and finds that her grades have improved a letter grade since the beginning of the semester. monica's grade improvement is an example of:

Monica's grade improvement is an example of the testing effect.

Explanation:

In psychology, the testing effect refers to an improvement in long-term memory accomplished by testing one's knowledge. That is, after studying a certain topic or subject, if you choose to retrieve that knowledge by answering quizzes or tests about it, you improve your chances of remembering it than you would by simply re-reading the content. In Monica's case, the improvement was clearly visualized by means of her grades. Testing effect can also be referred to as retrieval practice or practice testing.

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."

the answer is:

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