In a URL, an optional ________ can be inserted between the host and the path, and it is separated from the host by a colon.

In a URL, an optional ________ can be inserted between the host and t

1.	In a URL, an optional ________ can be inserted between the host and the path, and it is separated from the host by a colon.
A.	path
B.	protocol
C.	host
D.	none of the above
Answer» E.