This CR problem is from GMAT advanced 2009-2010 from Kaplan.
According to some sports historians, professional tennis players develop unique styles that result from a combination of the peculiarities of each player's physical attricutes and the influence of coaches during their early adaptation to the game. But when the increase in strength and endurance of modern players is discounted, it becomes readily apparent that the playing styles of players from previous generations. Clearly, there is a universally efficient tennis style to which all professional tennis players conform.
The argument above is most weakened by which of the following statements?
(A) The differences in physical attributes among tennis players are even more pronounced that the sports historians believe.
(B) Few current professinal tennis players are familliar with the professinal tennis players of fifty years ago.
(C) The increased strength of current tennis players contributes more to the development of individual playing styles than does increased endurance.
(D) All of the early coaches of todya's professional tennis players were professinal tennis players themselves earlier in their lives.
(E) Weight training and greater attention to diet are the primary factors in the increased strength and stamina of the current generation of professional tennis players
the answer is D
anyone can explain this?
According to some sports historians, professional tennis players develop unique styles that result from a combination of the peculiarities of each player's physical attricutes and the influence of coaches during their early adaptation to the game. But when the increase in strength and endurance of modern players is discounted, it becomes readily apparent that the playing styles of players from previous generations. Clearly, there is a universally efficient tennis style to which all professional tennis players conform.
The argument above is most weakened by which of the following statements?
(A) The differences in physical attributes among tennis players are even more pronounced that the sports historians believe.
(B) Few current professinal tennis players are familliar with the professinal tennis players of fifty years ago.
(C) The increased strength of current tennis players contributes more to the development of individual playing styles than does increased endurance.
(D) All of the early coaches of todya's professional tennis players were professinal tennis players themselves earlier in their lives.
(E) Weight training and greater attention to diet are the primary factors in the increased strength and stamina of the current generation of professional tennis players
the answer is D
anyone can explain this?
