No, you cannot. Snacks are available for purchase. Think convenience store type things.
They dont check bags. Im sure you could bring some small things and eat it in the lounge area.
I bet if you had a purse or backpack you could bring some small snacks like granola bars. You are allowed to bring water for your family though so make sure to do that.
No. There is a lounge area with a vending machine, though.
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