When you see gaps in your knowledge or understanding it is necessary to investigate further after you have organized your notes (option B).
<h3>What is a complementary investigation?</h3>
A complementary investigation is a type of investigation that has the purpose of complementing the information that is already available on a particular topic.
The complementary investigations are to add information on the topics of which there is less knowledge or understanding.
According to the above, option B is the correct option because the complementary research is done to delve into a topic that is not widely known or understood.
Learn more about understanding in: brainly.com/question/24499826
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