The authors claim , details from the text , your owen words to your thesis
The pipa is mainly used in Chinese music.
I would disagree. To read would be considered an infinitive. The reason why I think the answer is infinitive is because, I know in Spanish, which is similar to English, to do something ( to read) it was always considered an infinitive. It's an action verb. It's not d because there are no other words following the to read. Hopefully this makes more sense.
So its basically [I think] saying if you were to treat a dog with pity and show no shelter of compassion then you will also treat humans the same way.
The answer is B. Ralph and Jack hated each other