披上绿上衣是（）的冠军荣誉。
A、美国公开赛
B、英国公开赛
C、美国名人赛
D、美国PGA锦标赛
参考答案：C
In relation to law of contract, analyse the meaning of an ‘offer’ and explain with illustrations what distinguishes it from an ‘invitation to treat’. (10 marks)
什么是变量抽样？
