Which sentence is an example of formal language?

Have you ever contributed to “social media outrage” (using your social media accounts to boost the anger about a contemporary issue by forwarding it, liking it, etc.) without stopping to think who might’ve originated the message or what the originator’s motives might’ve been? provide example.

What is the definition of cache and in what circumstances would it be appropriate to use it

In your own honest opinion, what are your views on same-sex relationships/marriage? be sure to include at least 2-3 paragraphs with correct spelling and appropriate language. be sure to explain why you feel/think the way you do about this particular topic. support your answer with supporting details.(for anyone that answers do not hate on anyone's answer, we all have our own point of views and opinions)