The ________ axis helps measure data from left to right in a graph

?A ____ is a legally binding, written document, that can include service parameters offered in the service, various types of service/support options, incentives if the service levels are exceeded, and penalties if service levels are not met.

A. ?connection admission control B. ?service level agreement C. ?software license agreement D. ?congestion control

DNS uses a(n) __________________ naming structure with root at the top.

Fill in the blank(s) with the appropriate word(s).