Display the last 20 lines of the file called xyz.

A website's URL can identify all of the following things EXCEPT the ________

A) protocol used to retrieve a web document B) browser required to view the website C) file path for additional pages within the website D) website's domain name

A ring is said to be _________ if it satisfies the condition ab = ba for all a, b in R.

A) ?cyclic ? B) ?commutative ? C) ?abelian ? D) ?infinite