Wallace acknowledges that "the questions of whether and how different kinds of animals feel pain, and whether and why it might be justifiable to inflict pain on them in order to eat them, turn out to be extremely complex and difficult(2). What makes these questions complex and difficult?

The ethical dilemma is what makes these issues so complex and difficult.

Explanation:

Eating meat is an extremely complex and difficult topic, because it involves a great ethical dilemma. This ethical dilemma is related to the realization that it is not correct to cause pain and fear in animals, but human beings supply many of their needs with animal products, especially meat. In this sense, many people claim that animals should not suffer in order for the human race to be served, since there are other non-animal sources that can be used. However, other people affirm that these products are important for the health of the body and that these animals are already bred for this purpose.

an argumentative essay presents objectively a topic and its main characteristics. besides, it states all this information and facts by giving authentic and substantiated proof to the audience. by contrast, a persuasive text purpose is to convince the audience about some facts by presenting them according to his/her emotions and feelings. the main purpose of a persuasive text is to convince the audience to agree with the author´s opinion. on the other hand, in the argumentative essay, the author leads the writer to recognize his/her point of view as the correct one.

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