Stacy connected the wire to the board and pulled the lever. Nothing happened. She examined each connection, tightening a bolt here, loosening one there. Then, she flipped the switch again. Nothing happened. The science fair was tomorrow. Stacy thought about Jason, whose invention would definitely impress the judges. She thought about Rachel, who had bragged she had the winning idea. Soon, she returned her attention to the board and disconnected each wire. She studied her drawings. At last she thought she had the solution. She began reconnecting the wires. Finally, she took a deep breath and pulled the lever. The bell rang, a door opened, and a cup carried a perfect portion of fish food to the fish bowl. A plastic arm tipped the cup of fish food and poured it into the bowl. Stacy cheered. It had taken weeks to complete, but finally the automatic fish feeder was working. Which is the main theme of the passage?

1. If at first you don't succeed, try and try again.

2. Never put off until tomorrow what you can do today.

3. Many hands make even the heaviest load seem lighter.

4. There is no such thing as a new idea.

As indicated by the given account, Kim's lounge room was dull as she went into the house and in any event, when she flipped the switch, nothing occurred.

She looked outside and saw that different houses were dim. From this given account, the unequivocal detail that best backings the derivation that the power is off.

This is on the grounds that as her light didn't come on when she flipped the switch, it might have been an electrical issue or from the bulb however when she watched out and different houses were dull, that demonstrated that the power was off.

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