1) When was the first iPhone released  a) 2006 b) 2007 c) 2004 d) 2005 e) 2008 f) 2009 2) Who invented iPhone ? a) Jaroslav Kotlár b) Steve Jobs c) Ondřej Piskáček d) I Sang-hjok e) Jian Zi-Hao f) Dynamic Lakatoš 3) Which iPhone has sold the most ? a) iPhone 1 b) iPhone 6 c) iPhone SE d) iPhone 1515 e) iPhone FF f) iPhone L9

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