Multiple choice How to end a formal letter when you know the name of the person you are writing to? Yours sincerely Take care Yours faihfully All the best Reveal answer Fill a bubble to check yourself A Correct answer Explanation Yours sincerely is used when you know the recipient's name and have addressed them as Dear Mr/Ms/Mrs [Name]. Yours faithfully (option C has a typo) is for unknown recipients. Take care and All the best are informal.