Angular 2 - Setting selected value on dropdown list

Question

I have run into an issue in pre-selecting values on a dropdown list in Angular 2.

I set an array of colours in the component which I bind successfully to the drop

Answer 1

This works for me.

    Please select    
    {{item.nickName}}

Not sure this is valid or not, correct me if it's wrong.
Correct me if this should not be like this.