What is the difference between the commands test -e path and test -f path?
A.
They are equivalent options with the same behaviour.
B.
The -f option tests for a regular file. The -e option tests for an empty file.
C.
Both options check the existence of the path. The -f option also confirms that it is a regular file.
D.
The -f option tests for a regular file. The -e option tests for an executable file.