How did the United States respond to the construction of the Berlin Wall? Select the TWO best choices.  A. It began preparing options with its British and French allies to tear down the wall by force.
B. It asserted its right to access by using an authorized East German highway to move troops and military vehicles into West Berlin, for purpose of attack.
C. It asserted its right to access by using an authorized East German highway to move troops and military vehicles into West Berlin, as display of strength.
D. It brought troops and military vehicles into West Berlin in order to provoke and attack from the East.
E. President Kennedy and Regan both visited Berlin to announce U. S. solidarity with East Berlin and urge the GDR to tear down the wall.
F. Presidents and other political leaders met in private with the GDR to negotiate German reunification.