What Does the Following Statement Do

Multiple Choice

What does the following statement do?
Typedef int oneDArray[20];

A) It creates an array of 20 integers.
B) It makes oneDArray a copy of another 20-integer array.
C) It makes oneDArray an alias for a data type that holds 20 integers.
D) It creates a one-dimensional integer array with all elements initialized to 20.
E) It does none of the above.