____ makes an existing file available for data to be added to the end of the file; if the file opened does not exist, a new file with the designated name is created and made available to receive output from the program.

A. fileOut = fopen("prices.dat","r");
B. fileOut = fopen("prices.dat","w");
C. fileOut = fopen("prices.dat","a");
D. fileOut = fopen("prices.dat","b");

Answer: C

Computer Science & Information Technology

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