A general disillusionment with war.
D. She feels bad about missing the meeting.
Answer:
The answer is D "The education of the pigs will create a social class conflict with the other animals."
Explanation:
The sentence that uses a verb that agrees with its compound subject is option C. She and her committee appreciate the donations they received. The compound subject in this sentence is, "she and her committee". This compound subject joined by the word "and" is treated as a plural subject; therefore, the verb should also be plural.