What type of initialization is needed for the segment 'ptr[3] = '3';'

1.	What type of initialization is needed for the segment 'ptr[3] = '3';' to work?
A.	char *ptr = “Hello!”;
B.	char ptr[] = “Hello!”;
C.	both char *ptr = “Hello!”; and char ptr[] = “Hello!”;
D.	none of the mentioned
Answer» C. both char *ptr = “Hello!”; and char ptr[] = “Hello!”;

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