When was west Germany admitted as a member of NATO?
A. 9 May, 1954
B. 9 May, 1955
C. 9 May, 1956
D. 9 May, 1960
A. 9 May, 1954
B. 9 May, 1955
C. 9 May, 1956
D. 9 May, 1960