Good first luxury car for a 16 years old girl to drive to school?

I'm turning 16 and I'm looking for a good luxury car around $20,000 to $ 45,000 range.
No Honda, Toyota or all Asian cars please
Added (1). Oh and which of these do you think it's better? :D
a) 2012 BMW 5 Series 528i
b) 2016 Mercedes-Benz C-Class
c) 2012 BMW Z4 sDrive35i?

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