Student homework, simple 3D character animation

I am a student, and I need to complete a couple of tasks for the subject of 3D Character Animation. Everything should look as simple as possible. I have reached a certain stage where I can no longer make any progress.
List of tasks:
1 task
1. Take a ready-made character model in the program, add a skeleton and rig using the Human IK module. Send screenshots. 2. Create a UV map for your character.


2. Task
1. Create a walking animation for the character using the rig. 2. Add clothing to your character. Remove polygons on the body under the clothing. Add a second head for facial expressions.

3. Task
Add facial shapes to the head using blend shapes. Create a skeleton for your character and bind it to the body. Adjust the weight coefficients.

4. Task
Create a 5-second character animation using a video reference. Send a screen recording.

5. Task
Add hair to your character using the Xgen module.

6. Task
Create a video animatic based on your script. Send the result as a finished edited video in mp4.

7. Task
Create an animation of your character in a scene with the environment from several angles.

8. Task
Add animation of secondary objects to your character or environment.

9 task
Replace all low poly objects in the environment scene with detailed textured models.