Which of the following statements about releasing memory allocation is false?
A. It is an error to dereference a pointer to allocated memory after the memory has been released.
B. It is an error to free memory with a pointer to other than the first element of an allocated array.
C. Memory should be freed as soon as it is no longer needed.
D. Only one call to free is necessary to release an entire array allocated with calloc.
E. Releasing memory sets its pointer to NULL.
Answer: E
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