Which group was least helped by Adam Smith's invisible hand ?

Working-class people employed by unregulated businesses

Explanation:

The 'Invisible Hand' book by Adam Smith was specifically about the positive things that came from industrial capitalism, meaning that the working-class people were completely unhelped by this book seeing as it empowered the owner of the giant factory (or wherever) they worked at.

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!

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.