Identify correct statements about Heartland:
A. The inner crescent include Japan.
B. Australia and South America were included in the outer crescent.
C. After World War - II, Mackinder visualised the existence of two important centres of power in the World.
D. The outcome of the Second World War turned from a power centre to a power vacuum.
Choose the correct answer from the options given below:
1
A and B only
2
A and C only
3
C and D only
4
B and C only