Answer:
The correct option is C,academic learning time.
Step-by-step explanation:
Academic learning time refers to a specific time students actively participated,contributed and exhibited a high level of interest in academic content being taught by their teacher.
The results of the quiz of 100% only goes to show the high level of attention paid by the students to their class activities,at 100% performance,it is right to say that the students paid attention to the Physics experiment wholeheartedly.