String regex = "((131)|(150)|(186))\\d{8}";可以匹配的电话号码是?

String regex = "((131)|(150)|(186))\\d{8}";可以匹配的电话号码是?

A.15001234567

B.150012345670

C.12301234567

D.1510123456a

正确答案是A