You are driving down the road and pass a billboard for a worldwide company. It reads 'Billions of customers served'. What type of rhetorical device/Persuasive technique is this?

What is an exaggeration when used as a rhetorical device?

What is the purpose of rhetorical devices?

Which part of an argument gives proof that your main point is correct?

The following uses which persuasive device? I listened to what you said. I listened to what she said. But in the end, I listened to myself.

 Nobody wants children to die from incurable diseases. But the truth is, it happens every day. Think of how many lives could be saved if we helped to fund more research.

What is this appeal?