On<span> November 10, 1958, Soviet Premier Nikita Khrushchev delivered a speech This ultimatum sparked a three year </span>crisis<span> over the future of the city of </span>Berlin <span>that culminated in </span>1961<span> with the building of the </span>Berlin Wall<span>.</span>
The answer is D I got. We’re learning about this is class.
i think it is group b hope this helps.