HELP The US was most worried about missile sites in Cuba because they feared

such weapons would disrupt travel in the Caribbean.
the USSR could easily launch nuclear weapons against the US.
such an arsenal would make it easier for spies to infiltrate the US.
trade between the two countries would be affected.

so what is your question?

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.