Under Article 352 of The Constitution of India, an emergency can be declared if security of any part of India is threatened by
1. war
2. external aggression
3. armed rebellion
4. internal disturbance
Select the correct answer using the code given below

Options

A. A 1,2 and 3
B. B 2,3 and 4
C. C 1,3 and 4
D. D 1 and 2 only