You need to add more to this question to answer it
I’m sure the answer is B :D
Answer: I don't know what the specific typo is,- buut I can explain ways on what a typo would do to businesses.~ I do not claim this answer is mine and it belongs to their rightful owner. I copied and pasted your question on Google and edited it a little.. ^_^ <3
Explanation: Whether it's a blog post, a billboard, or a newspaper, typos are a problem in any media. Research even indicates that these mistakes can have a real impact on your business like by driving a significant number of your potential customers away and costing you real money.
The answer is better because as it says, better is the comparative form.