<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["es", "en"].<end_of_turn>
<start_of_turn>user
Pregunta: Elija el grupo de letras impares o el grupo de números impares

a. CZHK
b. SENO
C. XUBÚ
d. YDFP

Respuesta:<end_of_turn>
<start_of_turn>model
Answer: (c)

We can see that except XUBU, in no other option the letter is getting repeated. So, the correct answer for the odd one out is XUBU.<end_of_turn><eos>