What was Ida Tarbell’s role during the Progressive Era? She established Hull House in Chicago.
She was the founder of the American Federation of Labor.
As an investigative journalist, she exposed business corruption.
As a photographer, she raised awareness of the dangers of child labor.

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.

answer; i believe the correct answer is benjamin harrison;