I'm guessing that David and Paul most likely have dual citizenships. As for the question on how many you can have, here's a link to a wikipedia article that explains multiple citizenships http://en.wikipedia.org/wiki/Dual_citizenship
I know even though I was born in America and have American citizenship, I'm also considered a citizen of Scotland because that's were my dad is from. The whole dual thing can get kinda confusing sometimes.
Here's a couple of pics...
I know even though I was born in America and have American citizenship, I'm also considered a citizen of Scotland because that's were my dad is from. The whole dual thing can get kinda confusing sometimes.
Here's a couple of pics...
Spoiler:
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