Hey there!
Here is your answer:
The proper answer to this question is "is a force of two objects like a person pushing another person that will be a contact force".
Reason:
Examples:
1. A truck pushing a car (the truck is in contact with the car)
2. A person shoving a another person
3. A person pushing a box
If you need anymore help feel free to ask me!
Hope this helps!
~Nonportrit
