QUESTION A ANSWEAR) When the one light bulb is removed from the series the rest of the circuit does not work because the electrons aren’t flowing through the circuit.

QUESTION B ANSWEAR) When the one light bulb is removed from the parallel the circuit still has a current because everything is connected together.

QUESTION C ANSWEAR)  The light bulbs in the parallel are not crucial for the circuit to function but the light bulb in the series if its token out the circuit wont function.

QUESTION D ANSWEAR) The two left over light bulbs will still be lit because the middle parrel wasn’t contributing to the main current witch is the outside wires connecting to the first light bulb and the series one.