Question

Which is an example of formal language

A. The service at that restaurant is awful and you shouldn't go there.
B. Customers did not enjoy the service they received at the new restaurant.
C. That new restaurant is the worst and I'll never go back there again.
D. I didn't like the food at the restaurant and thought the service was really bad.

Answer 1

It would be B. The other three sentences contain informal language (awful, worst, bad) B. sounds the most intelligent and formal.