If you want to fix this sentence it would be:
Mom had appreciated our hard work. (Or) Mom appreciated us working so hard.
He concluded with a PANEGYRIC on modern chemistry.
Panegyric is defined as a public speech or text that praises someone or something. It is similar to eulogy but unlike eulogy, the recipient of the praise is not limited to a person. As is the case of the above sentence, the subject of the praise was modern chemistry. Because of modern chemistry, Frankenstein was given life.
Answer:
The Answer is gonna be Jihad (Holy struggle)
This is the Answer