(Select all that apply)
Suppose you have the following declaration:
int* ptr[4];
Which of the following may appear in cleaning up any dynamically allocated memory associated with ptr?
a. delete ptr;
b. delete [] ptr;
c. delete ptr[];
d. for(int i=0; i<4; i++) delete ptr[i];
e. for(int i=0; i<4; i++) delete [] ptr[i];