What changes did trans-saharan trade bring to west africa?

•construction of the new and larger political structures

•Sudanic states established substantially urban and commercial centers. Some also became manufacturing centers

•Islam accompanied trade and became and important element

Explanation:

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.

the united states began searching for a way to reduce oil

-agarvated