Answer:
Pedagogical content knowledge
Explanation:
The word "pedagogy" refers to principle and methods of guidance or instruction.
Pedagogical content knowledge (PCK) refers to the integration of a teacher's subject knowledge and teaching skills i.e ways of imparting knowledge.
In teaching profession, PCK encompasses a teacher's ability to impart conceptual knowledge, gain an understanding of the students and their background i.e which method would be best suited to them, and reasoning of the subject which should be flexible i.e open to questions and discussions and to different varying ideas.
Such an approach to teaching is flexible, knowledgeable and adaptive instead of being firm or rigid.
In the given case, Mrs Benson uses her pedagogical content knowledge developed over time with experience. The students find her helpful in regard with understanding new concepts and overcoming difficulties experienced.