A nil `*ParseError` is stored in a variable of type `error`. What is true?

A nil `*ParseError` is stored in a variable of type `error`. What is true?

1. The interface is not equal to `nil` because it has dynamic type `*ParseError`.
2. The interface is equal to `nil` because its dynamic pointer value is nil.
3. Assigning a nil pointer to an interface is a compile-time error.