Match the following WINDOWS system calls with the equivalent UNIX system calls, with reference to process control and file manipulation:
Windows: (A) CreateProcess() (B) WaitForSingleObject() (C) CreateFile() (D) CloseHandle()
UNIX: (I) open() (II) close() (III) fork() (IV) wait()

1. A(A) A-III, B-IV, C-I, D-II
2. B(B) A-IV, B-III, C-I, D-II
3. C(C) A-IV, B-III, C-II, D-I
4. D(D) A-III, B-IV, C-II, D-I

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