"Decline in food production, growth of the population, and competition for resources among the great families all . . . gave rise to military forces in the mid-tenth and eleventh centuries. Powerful families . . . attacked one another, claimed control over vast tracts of conquered land, set up rival regimes [governments], and generally broke the peace. . . . The period from 1086 to 1156 was the age of supremacy of the . . . [Secluded Emperor] and of the rise of the military class throughout the country. Military might rather than civil authority dominated the government." — Japan: A Country Study, 1994 Which statement analyzes the effect of the conditions in Japan described in this source? Responses