Multi-choice problem: Continue writing the next sentence in this paragraph:

How to set up sky on demand
Press the " services " button on your sky remote.
Use the arrow buttons on your remote to select " settings, " then select " system details.
Verify that the number next to " software version " does not begin with " 4e30.

Choices:
(a). " do so in the black box that appears to indicate the version your computer version of sky at. Open a window in the configuration window that allows you to set up sky from the right and data " settings.;
(b). Set the amount of vm you wish to use (4 %). A box will appear indicating the available vm.;
(c). Most sky boxes are compatible with on demand service, with the exception of sky boxes that have software versions beginning with " 4e30. " If your sky box is not compatible with on demand, contact sky at 08442 411 653 to upgrade your sky hardware.;
(d). You can also press the " chat " tab on the device's home screen, and wait for it to display. Wait for the windows character to appear in the program window.;
(c).