Which of the following was an accomplishment of huayna capac? a. he conquered much of modern-day brazil, despite the barrier of the amazon rain forest. b. he built a system of canals, linking the empire so it could be better controlled. c. he founded the inca empire, conquering the chimú. d. he greatly improved the system of roads and built food storehouses to feed the poor.

The correct answer is D. He greatly improved the system of roads and built food storehouses to feed the poor.

the correct answer option is: weapons.

explanation:

tensions rose as the two opposing superpowers competed for 'weapons'.

referring to the cold war (1945-1991), the two superpowers, usa and ussr, experienced a phase of struggle and conflict with each other. these two superpowers considered each other as a threat to their survival and thus opted for policies to strengthen their positions.

the two superpowers never went to war with each other directly but competed for weapons to preserve their positions.