This advertisements targets your fears
It's basically telling you that you can get cancer from it, so because you're afraid of cancer, you don't want to purchase it.
Answer: Everybody would not have the right knowledge
Explanation: We learn from our teachers so how would we teach them if they suppose to teach us ?
There are two verbs- started and running
The verb phrase is- started running
I would say B and D also. A and C make no sense and are irrelevant. Keep using deductive reasoning and have a good day!