The disadvantages of hydroelectric energy would be the disruption of habitats, flooding, lack of sites and that sites may stop producing energy. <span>The most common type of </span>hydroelectric power<span> plant uses a dam on a river to store water in a reservoir. Water released from the reservoir flows through a turbine, spinning it, which in turn activates a generator to produce electricity.</span>
I think that the answer is c, ridges!
Birmingham's nickname was "Bombingham" because there had been about 60 unsolved bombings and no one arrested for them.