Linh builds a circuit from the diagram shown. A rectangular box of lines with the long side vertical and an extra horizontal lin
e about 2 thirds of the way up. The top line has a circle with an X in it labeled 1. The right side from top has a top circle 2 with an X in it then the connection with the extra line then a bottom circle 4 with an X in it. The extra line has a circle 3 with an X in it. The left side has a stack of horizontal lines near its bottom, which are, from top very short, short, very short, short. If Linh removes bulb 3, which bulbs will remain lit?
1 only
1 and 2 only
4 only
1, 2, and 4
1 only
1 and 2 only
4 only
1, 2, and 4
2 answers:
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