单项选择题
Floats=newFloat(0.9F);Floatt=newFloat(0.9F);Doubleu=newDouble(0.9);下列哪个表达式的结果是true?()
A.s==t B.s.equals(t) C.s==u D.t.equals(u)
多项选择题 Which of the following will definitely stop a thread from executing?()