-Based on This Map, Why Did President Kennedy Have Legitimate

-Based on this map, why did President Kennedy have legitimate concerns about short-range and intermediate-range nuclear armed Soviet missiles in Cuba?

A) Cuba's proximity to the United States made it easy for the Soviets to conduct a land invasion.
B) Cuba had once been a strong economic and political ally to the United States.
C) All major cities on the continental United States were within target range of these missiles.
D) The United States had no such missiles on the mainland to retaliate against Cuba.