To look for general information on a topic.
Answer:
C. Checking social media a lot is connected to more happiness.
Explanation:
Checking social media constantly isn't gonna make you happier, its most likely gonna stress you out.
I would think D, because you have to stop and read conversations and stuff between characters which brings up more detail
yes. That is True. A buisness letter is formal, and uses profession writing and formatting. A friendly letter is playful, and does not need to be formal, and respectful. (In writing terms) A buisness letter is professional and serious. It is True.
~Silver