Q: such personal information will be used only to fulfill your request for registration on this site and capatarea quality.

A: Such personal information will be used only to fulfill your request for registration on this site and capatarea quality.
++++++++
Q: here are links to the homepages of some of the companies which make virus scanners:

A: Here are links to the homepages of some of the companies which make virus scanners:
++++++++
Q: the operational costs are still high due to manning requirements.

A:
The operational costs are still high due to manning requirements.
++++++++