Question

which is the main persuasive appeal used in this ad?
the original all - natural shampoo
ethos (character)
logos (reason)
pathos (emotion)

Explanation:

Ethos is an appeal to ethics or character. The ad emphasizes that the shampoo is "the original all - natural" which is a claim about its authenticity and quality (ethical/character - based appeal). Logos is an appeal to reason (no data or logical argument presented here). Pathos is an appeal to emotion (no emotional language like fear, joy etc. is used in a prominent way).

Answer:

ethos (character)