[单项选择]In the eighteenth century, Japan’s feudal overlords, from the shogun to the humblest samurai, found themselves under financial stress. In part, this stress can be attributed to the overlords’ failure to adjust to a rapidly expanding economy, but the stress was also due to factors beyond the overlords’ control. Concentration of the samurai in castle towns had acted as a stimulus to nude. Commercial efficiency, in turn, had put temptations in the way of buyers. Since most samurai had been reduced to idleness by years of peace, encouraged to engage in scholarship and martial exercises or to perform administrative tasks that took little time, it is not surprising that their tastes and habits grew expensive. Overlords’ income, despite the increase in rice production among their tenant farmers, failed to keep pace with their expenses. Although shortfalls in overloads’ income resulted almost as much from laxity among their tax collectors (the nearly inevitable outcome of hereditary office-hol
A. taxes were irregular in timing and arbitrary in amount
B. the Japanese government had failed to adjust to the needs of a changing economy
C. there was a limit to the amount in taxes that farmers could be made to pay
D. the domains of samurai overlords were becoming smaller and poorer as government revenues increased