“从布袋中取出一只红球的概率是99%”，这句话的意思是（　　）

A．若取出一只球肯定是红球

B．取出一只红球的可能性是99%

C．若取出一只球肯定不是红球

D．若取出100只球中，一定有99只红球

In relation to employment law:

(b) discuss the tests applied by the courts to determine the existence of a contract of service. (6 marks)