According to paragraph 3, which of the following is true about wave–power technologies? A. Many of them use submerged objects to obtain the waves’ energy B. Compressed air must be present
According to paragraph 3, which of the following is true about wave–power technologies?
A. Many of them use submerged objects to obtain the waves’ energy
B. Compressed air must be present for them to work properly
C. They undertake three steps in order to collect wave power
D. They rely on the water’s motion to create electricity