Almost everyone has experienced the joy of sports. Nevertheless, thoughtful observers will continue to reflect on the pros and cons of the modern drive to rationalize sports in a quest for the ultimate possible athletic performance.

A．new computers had been installed in the buildings
B．it occurred in the residential areas rather than on the highways
C．large numbers of Los Angeles residents had gone for a holiday
D．improvements had been made in the construction of buildings and highways

A．2) suggests that______.A. the author was well-fed and healthy even without a fridge in his fiftiesB. the author was not accustomed to use fridges even in his fiftiesC. there was no fridge in the author’s home in the 1950sD. the fridge was in its early stage of development in the 1950s