It is letter D. but i might be incorrect, please contact your teacher for further information. sorry if I got your answer wrong... :(
I believe the answer would be the JPEG file extension.
Could you give the answers it gives you? It should be along the lines of purposeful destruction of equipment.
Answer:
This is a daily schedule for any teacher. It seems he/she wants to enter the details on any calendar.
Explanation:
It seems that XYZ who is a teacher has prepared a schedule for him/her for someday. It is quite confirmed that She/he takes 7 periods. And these are the details of what he/she be doing in each of them. And once he/she gets the Google Calendar ready, he/she will be alerted through a beep or a buzzing sound after each task is accomplished.