UK Type of wiring

[Antares]

Hello everyone,
How do you think reference method and type of wiring for flat twin and earth in non-metallic conduit will be :
just C and B?
Reference method B – Enclosed in conduit or trunking on a wall
 cheers

 

[buzzlightyear]

Buzz Buzz Bee.look at the book page 341 YBB.now BBB now pink and green, i can see a rainbow.

 

[DefyG]

Cant be C and B as different CCC. Table 4D5 might help!