Which sign makes the number sentence true?

Keep it up!; Perfectly!; Great job !; A completely new approach to business !; Super!; Now nothing can stop you !; Excellent!; What an original solution !; It is very pleasant to teach such smart children; Fiction!; I cannot help but express my admiration for you; Great !; Keep it up!; This is exactly what you need!; You do it very well; My congratulations!; Perfectly! This is the best I’ve ever seen !; This is the best you have done; You did a good job of this; At last! I believed in you!; It was a first class job !; Could not be better!; It’s incredible !; Your head has done a great job; Your daily work has given great results !; This is what I call artfully done work; How much you did today !; Your work has brought me a lot of joy; This is your victory !; You have come very far in such a short time!

This is already a success !; You do it more skillfully; You learn very quickly; By continuing to work this way, you will achieve even better results; You do it much better today; That’s much better; Every day you get better; This is not a bad result; Not bad, very good; You are on the right track; You will succeed; You are close to the truth !; A little more, and you will be better at it; Now you fill your hand, and soon you will succeed; You just do not recognize today!