I do not believe a comma is necessary in this sentence at all. In fact, if you were to insert a comma after the word grazed (as you maybe tempted to do) it could change the meaning of the sentence. If you meant the lions were oblivious of the presence of the gazelles, you would insert a comma after grazed. But if you meant the gazelles were oblivious of the presence of the lions, you would leave the comma out.
Answer:
This thought had sustained him throughout the years.
It’s definitely D. Here’s the definition, “Software piracy is the unauthorized use, copying or distribution of copyrighted software.”
Answer: passive
Explanation: The subject or who is performing the action is not clear and in an active sentence, there is importance placed on the person who is performing the action.
It is appropriate for a research paper because it is not opinion based or based in fantasy, it is a real thing you can do research on.