The bubonic plague helped contribute to the end of medieval Europe by...

Explanation:

the disease had a terrible impact. Generally speaking, a quarter of the population was wiped out, but in local settlements often half of the population was exterminated. The direct impacts on economy and society were basically a reduction in production and in consumption.

the correct answer is: the fact that the anti-federalist papers were considered poorly written.

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.