MCQ: What is the primary difference between "traversal" and "direct" file inclusion vulnerabilities?

• A. There is no difference; the terms are used interchangeably.
• B. Traversal involves including files from parent directories, while direct includes files from the same directory.
• C. Direct is a more severe form of file inclusion vulnerability than traversal.
• D. Traversal includes files from a remote server, while direct includes files from the local file system.