Answer:
I would say Emotioal because shes not really showing what the water could do its more of telling people so using emotions i would guess.
Explanation:
"As a nutritionist, I can confirm that there are many health benefits to drinking more water throughout the day."
#1 practical persuasion
#1 an attempt to influence someone else's thoughts, feelings, or actions.
#2 persuasion by association
#2 Association. This persuasion technique tries to link a product, service, or idea with something already liked or desired by the target audience, such as fun, pleasure, beauty, security, intimacy, success, wealth, etc.
#3 emotional persuasion
#3 Emotional persuasion is arousing emotion to influence decision-making processes. In online marketing, emotional persuasion techniques fall into three primary categories: Words. Visuals. User experience.
If it is wrong please tell me :)