Samsung G400 questions

[mazdapro5]

On the phone, could you:

remove the clock and date, operator name and display just the wallpaper?
use your mp3 as your ringtone?
use your mp3 as your sms alert tone?
change sms storage to 'sim card'?
does it have a timer in the applications?
does it have picture id, ringetone id?
can u choose your mp3 as your alarm tone?

thanks in advance