If Paheli connects the positive terminal of the cell to one terminal of the bulb with aluminum strip and negative terminal of the cell to other terminal of the bulb with the second aluminum strip, then the torch bulb will glow. Then she will succeed.

Aluminum strips are metal strips and metals are classified as conductors. That is conductor are those substance through which electricity can pass or they can conduct electricity. The aluminum strips will work as connecting wires and will complete the circuit. And that is how the light bulb will glow.