Answer:A. Include pictures of students using the quad at different times
Explanation: It is believed that pictures sends clearer and are more detailed by words, including the pictures of students using the JMU library at different times is better than describing in words. Pictures are better and convenient, it will display the position and actions of the students at different times.
Both Survey and video of the students using the quad will be a bit difficult to do and may not give quick and actual details.