Final answer:
Using Metasploit's Slacker, data can be hidden in the slack space of file systems like FAT32, NTFS, and HFS+. Hence the correct answer is option A , B and D
Step-by-step explanation:
Metasploit's Slacker can hide data in the slack space of certain file systems. Specifically, it can hide data in the slack space of file systems like FAT32, NTFS, and HFS+. These file systems have extra space within their file allocations that can be utilized to conceal data.
Hence the correct answer is option A , B and D