以下表达式,正确定义了一个集合数据对象的是:()
(A)x = { 200, ’flg’, 20.3}
(B)x = ( 200, ’flg’, 20.3)
(C)x = [ 200, ’flg’, 20.3 ]
(D)x = {‘flg’ : 20.3}
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(A)x = { 200, ’flg’, 20.3}
(B)x = ( 200, ’flg’, 20.3)
(C)x = [ 200, ’flg’, 20.3 ]
(D)x = {‘flg’ : 20.3}