Many of these options can be inherited based on the context. The only one i can see that is absolutely inherited is saying "please" and "thank you", because those are not built into a person. They are taught to a child so they can show respect when given something. The porcuipine using its quills when scared is the only instictive trait.
It’s possible because both parents possessed the trait for green eyes.
False, not really sure if this is correct