Why is internal protected not more restrictive than internal?

Question

I\'d like to create an internal auto-property:

internal bool IP { get; protected internal set; }

I thought it would be possible to make the

Answer 1

protected internal means visible to classes in the same assembly, or to classes deriving from the containing class - in other words it is visible to those meeting the internal requirements OR the protected requirements, not AND. There is no access modifier meaning protected AND internal in this way.