What is true about the protected keyword in terms of inheritance?

Group of answer choices

Protected members of a class have extra security built in via the compiler.

If you don't use protected, you have to rely on the public interface of the parent class to access$/$use parent functionality

Protected items are accessible within the scope of child classes but inaccessible outside to outside scope.

Protected members are inaccessible in child classes, we use private to make them accessible.

Shockingly $...$ protected properties and methods are accessible within the scope of anything that shares the package of the class.

This is actually true $...$ free point $...$ I forgot to mention this in lecture because I often don't use packages in my sample code for the sake of time. This is a Java feature.