The plane that contains points C and T can also be named plane
ABE
CUB
BED
ACE
https://www.google.com/search?q=sail&tbm=isch&tbs=simg:CAQSlAEJU1KcMs4a0P4aiAELEKjU2AQaAggVDAsQsIynCBphCl8IAxInmQhXmgikCvYGugewFJsIggOlCqco0j_1RP64omD6iPpc-kT6kPqo2GjBisoW47IJN5Ar5O-gopLxQPajtwRegQLdE4SiQJrle1whzAyof-GnyPbNF-aZeu70gBAwLEI6u_1ggaCgoICAESBDRxS3oM&sa=X&ved=0ahUKEwja7ciq9qrgAhUOPq0KHXDHCz0Qwg4IKygA