Elizabeth would rather not answer phone calls using her iMac. Where in macOS can Elizabeth turn off iPhone Cellular Calls?

A. Turn off iPhone Cellular Calls in iCloud preferences.
B. Turn off iPhone Cellular Calls in System Preferences.

C. Turn off iPhone Cellular Calls in FaceTime preferences.

D. Turn off iPhone Cellular Calls in Messages preferences.

Reference: https://discussions.apple.com/thread/6836476