There is a table tennis doubles match in the stadium. The audience discusses the ages of athletes A. B, C and D on both sides: (1) "B is older than A. " (2) "A is older than his partner. "(3)" C is older than his two opponents. "(4)" The age gap between A and B is larger than the age gap between C and B. ". According to these arguments, which of the following is the order of the ages of A. B, C, and D from large to small? ['A. C, B, D.', 'C, B, A. D.', 'B, A. D, C.', 'B, C, A. D.']