Find any four families in your locality, who
have recently migrated from other places. Ask
them about the causes of their migration lastly
this
have to write the conclusion of this activity

Lightning would be your answer

Pretty sure this would be b. the rest are trick questions. the bystanders  won't go near you if u have cpr cuffs that could hurt them. the dog will back off because the sound will scare him. and the vomits just a stupid trick. if there is that much slober and vomit on the guy hes either choking on it, or just take off his shirt. 

Answergoing for a brief walk ahead of time and stretching afterward;

You can check the labels on the bottle or even ask you doctors