Tell me which sentence is more polite.
I need you to do something.

Could you please do something?
The second sentence, "Could you please do something?" is more polite.
Complete the following task based on the instruction and optional input provided.### Instruction:
Tell me which sentence is more polite.

### Input:
I need you to do something.

Could you please do something?

### Output:
The second sentence, "Could you please do something?" is more polite.