The answer is context clues. This is because you're using the clues from the other words (sentences/paragraphs) to answer the definition of the word.
If my memory serves my well, the reason why Squealer changes the Commandments is B. to reflect the pigs' adapting human qualities. This option looks the most accurate and, as for me, best represents the reason of change. Hope you will agree with me, regards!
Answer:
preparing dinner
object of a preposition
Explanation:
In <em>very simple words</em>, gerunds are nouns (that end in -ing). As nouns, they can function as subjects and objects depending on their position in the sentence.