Activity 2. Advantages and Disadvantages of Series and Parallel Circuits Write AS if the statement tells about an advantage of a series circuit, DS if it tells about a disadvantage of a series circuit, AP if it is an advantage of a parallel circuit, and DP if it is a disadvantage of a parallel circuit. Write your answers on a separate sheet of paper. 1. If one of the light bulbs is damaged or removed, all other light bulbs in the circuit will not light too.