1 INTRODUCTION  
2 DATA  
2.1 C-BASS  
2.2 Ancillary Data  
3 PHOTOMETRY AND MODELLING  
4 EXTRAGALACTIC POINT SOURCES  
5 RESULTS  
6 DISCUSSION  
6.1 Comparison of C-BASS with Other Radio Observations  
6.2 Synchrotron Emission  
6.3 Anomalous Microwave Emission in M31  
6.4 Star-Formation in M31  
7 CONCLUSIONS