Because Web servers axe platform and application (71) , they can send or request data from legacy or external applications including databases. All replies, once converted into (72) . mark-up language, can then be transmitted to a (73) .Used in this way, Intranets can (74) lower desktop support costs, easy links with legacy applications and databases and, (75) all, ease of use.
（71）处填（）。
A．coupled
B．dependent
C．independent
D．related
