Answer:
Our planet is heating up. By replacing meat with vegetarian sources of protein, (nuts, seeds, beans and lentils, for example), we can reduce carbon and other greenhouse gas emissions. ... A vegetarian diet requires two-and-a-half times less the amount of land needed to grow food, compared to a meat-based diet
The second one. As it doesn’t use “I” language, and is general
She could not believe that such a violent (or vile) act would be committed.
Answer:
You will usually find a period at the end of a paragraph ,or even a sentence.
