At what point during Castro’s regime was tension between Cuba and the United States the highest?

“Following the American embargo, the Soviet Union became Cuba's main ally. The two Communist countries quickly developed close military and intelligence ties, culminating in the stationing of Soviet nuclear weapons in Cuba in 1962, an act which triggered the Cuban Missile Crisis.” Rephrase answer in your own words, hope this helps.

The correct answer is:   [b]:   "distortion" .