Which One of the Following Statements About Free Space Management

Multiple Choice

Which one of the following statements about free space management techniques is false?

A) Bitmaps allow the file system to quickly determine if contiguous blocks are available at certain memory locations.
B) The file system typically maintains free blocks in a free list, sorted by memory address.
C) The last entry of the last free list block typically stores a null pointer.
D) The ith bit in a bitmap typically corresponds to the ith block in the file system.