URLs with no trailing slash (/) are assumed to refer to:

Select one:

a.
Filenames

b.
Directories

c.
Protocol names

d.
The root directory

a.

Filenames

c. Protocol names

The correct answer is a. Filenames.

When a URL does not have a trailing slash (/), it is generally assumed to refer to a specific file, rather than a directory or root directory. In web URLs, the presence of a trailing slash typically indicates that the URL represents a directory and not an individual file.