Which of these measures did americans fear was likely to lead to nuclear war with the soviet union?

Au.s. spy flights over cuba
Bcuban refugees coming to the united states
Ca quarantine of cuba in international waters
Du.s. demands that soviets dismantle their missiles

Verified Answer :

The measures which to lead to nuclear war with the soviet union is being shown in the option : C. a quarantine of Cuba in international waters. I choose this one because. There was a possibility of war with Russia if Americans act like this towards the counrty belongs to them. 
Do hope that will help you.

Answer:

It is C : a quarantine of Cuba in international waters

Explanation:

I took the FLVS test and got it right.