Infrastructure mode is another name for wireless configuration in which a central wireless device is used to serve all wireless clients.
Units and prefixes are created and unit definitions are modified through international agreement as the technology of measurement progresses and the precision of measurements improves.
A and B are out because Charlie knows his problem is he is not going to finish in time. D is out because he hasn't talked to his manager yet. so only choice left is C. decide if he should talk to his manager about the problem he now knows
You put the dash on the right side up top ape