The GTA who grades your assignments is based on the starting letter of your last name:
Your Last Name (A – J), GTA: Abouzeid Mohamed
Your Last Name: (K – Q), GTA: Tae Young Kim
Your Last Name: (R – Z), GTA: Li, Jiantong
Check out the syllabus for office numbers, office hours and email addresses
You can go to any GTA during his office hours to ask questions, not just the GTA who grades your assignments

You will have one week to do the HW