How did scientists reach their conclusions during the middle ages

honestly you should get that checked out because it really isn't normal

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.

can't without checkbox

john maynrd keynes developed new economic respose to the                           ( b. great depression if the 1930's)