Why shoud l move to usa -question for pupil at primary school

Atoy company faces a recall after batteries were burning inside their toys. the company creates a commercial highlighting the new line of toys they’ve created that do not require batteries. what’s the purpose of this commercial? to illustrate that everyone makes mistakes to convince consumers that they make safe toys to explain what happened to the defective toys to sell two different types of toys

I'm scared to talk to people what can i do to with this?

Was chris mccandless a hero why or why not