Which of the following correctly declares an array of 10 integers in C++?int array[10];int array(10);array int[10];array[10] int;

Which of the following correctly declares an array of 10 integers in C++?int array[10];int array(10);array int[10];array[10] int;

Which of the following syntax correctly declares an Array in C/C++?int geeks;array geeks[20];geeks{20};int geeks[20];

Which of the following correctly deallocates memory allocated for an array in C++?delete ptr;delete[] ptr;free(ptr);delete array ptr;

How is memory allocated for an array dynamically in C++?int* arr = new int[10];int arr = new int[10];int arr[10] = new int;int* arr = alloc int[10];

To allocate enough space for an array of 10 integers (on a 64bit, Linux machine), I can use:malloc(64 * 10)malloc(10 * int)malloc(10 * sizeof(int))