Answer: 1. Logos
2. Pathos
3. Ethos
4. Ethos
5. Pathos
6. Ethos
7. Logos
Explanation:
1. It is logos because it gives a logical explanation for why you should buy the product.
2. It is pathos because it draws on emotional ties to "mom's cooking."
3. It is ethos because it speaks about professionalism and is establishing authority in the knife business.
4. It is ethos because it is drawing on the experience of others as authority.
5. It is pathos because it uses the safety of one's family as an emotional sway.
6. It is ethos because it is recommended by dentists-- calling on authority about the subject.
7. It is logos, because it is "logical" to purchase a product that will give more "bang for your buck."