While I believe that both A and D are correct, the best choice here would be A
The voice of the following sentence is in PASSIVE voice. Active voice means that the noun performing the action is stated first before the object. The correct answer is letter "A. Passive". If the sentence is changed into active voice, it would be like this: "The movers moved the sofa into the living room." I hope this helps.
Answer:
Option B
Explanation:
In the first step in the communication process is the sender encoding the message and selecting the transmission channel.