How to install a modem<br>Make sure that your modem will work with your internet subscription. While rare, some modems encounter issues when paired with a specific internet company (e.g., comcast). Double-check your modem's compatibility with your current internet subscription before buying (if possible).

Can we draw the following conclusion?
comcast is used by carter

Select from the following.
a). Yes.
b). It's impossible to say.
c). No.