N? The following text is for questions 18 to 20. Mr. Handoko, I'd like to tell you that there will be an online meeting about the preparation of a new school year during the pandemic situation. The meeting will be held the day after tomorrow at 10 AM and presented by all teachers in this district. I'll wait for your confirmation. I do hope you can join the meeting with me. Then, I'll send you the meeting link and materials for the meeting. Thank you. Nirmalawati Principal18.) Who is Mr. Handoko?
A. A student
C. A librarian
B. A teacher
D. A school's treasurer

19.)What should Mr. Handoko do after receiving the message?
A. Prepare the materials for the online meeting
B. Open the link shared by Mrs. Nirmalawati
C. Join directly to the online seminar before it is over
D. Confirm to Mrs. Nirmalawati about his participation

20.)when does Mrs. Nirmalawati send Mr. Handoko the link and materials for the online meeting?
A. After Mr. Handoko agrees to join the meeting
B. Right before the online meeting begins
C. Right after the message is sent
D. The day after tomorrow​