1) How many bulbs are there in this circuit? a) 1 b) 2 c) 3 d) 4 e) 5 f) 6 2) How many bulbs are lit? a) 0 b) 1 c) 2 d) 3 e) 4 f) 5 3) Switch X closes. Which bulbs will come on? a) A b) B c) A,B d) C,D e) E f) All 4) Switches X and Y closed. Which bulbs will come on? a) A b) A,B c) A,B,C d) A,B,C,D e) E f) ALL 5) Switches X and Z closed. Which bulbs will come on? a) A b) A,B c) A,B,C d) A,B,C,D e) E f) ALL

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