Answer:
D.supplements the story.
Explanation:
The author is just stating these events that took place thoughout the story.
Answer:
Rhythm
Explanation:
Without that there isn’t a song at all
The sentence that has a verb in the active voice is B. Guglielmo Marconi perfected a type of radio technology.
The rest of the sentences have their verbs in the passive voice. If you wanted to make a passive sentence out of B, you would say - A type of radio technology was perfected by Gugliermo Marconi.