Final answer:
ActiveSync and Hotsync are both mobile synchronization software, with ActiveSync being developed by Microsoft and Hotsync by Palm, Inc. The correct answers are a) ActiveSync and c) Hotsync.
Step-by-step explanation:
The question asks for two examples of mobile synchronization software. Among the choices provided, a) ActiveSync and c) Hotsync are both examples of software used to synchronize data between a mobile device and another computer or server.
ActiveSync is a synchronization program developed by Microsoft that allows mobile devices to synchronize with Microsoft Exchange Server and other systems. Hotsync, developed by Palm, Inc., was used to synchronize data between Palm OS handheld devices and a computer.
FastSync does not appear to be a standard or recognizable mobile synchronization software, and could be a hypothetical or mistaken name. Therefore, the correct answers to the question are a) ActiveSync and c) Hotsync.