Zeynep: I want to join an online forum about science. But I need to register first.
Mert: You should create a username and a strong password. Also, you should read the rules of the forum.
Zeynep: OK. After I register, can I start a new topic?
Mert: Yes, but you should check if a similar topic already exists.
Which of the following is **NOT** mentioned in the dialogue?
A)Creating a username
B)Reading the forum rules
C)Uploading a profile photo
D)Checking for similar topics