Spanish phrase
¿Cuál debe ser ~?
Meaning
Which ___ is appropriate?
When to use it
Asks which option is appropriate. Used to seek the most suitable option or setting for a specific purpose, with formality and tone set by context.
Example dialogue
¿Cuál debe ser el tamaño del archivo?
Which file size is appropriate?
Que no supere los 10 megabytes, por favor.
Please make sure it does not exceed 10 megabytes.