In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Q: [header] How to formally address british royalty and aristocracy in person [title] Greet royalty with a small bow or curtsy. [step] These are the most formal greetings, but they are never required, even for subjects of the queen. If you are a man and you choose this approach, bow your head slightly at the neck. <sep> (A) If you are a woman, : put your right foot behind your left, then briefly bend at the knees while keeping your upper body and neck vertical. [substeps] Deep curtsies are not a faux pas, but they are uncommon and difficult to do gracefully. (B) English royalty uses a bow with the head drawn back. [substeps] In british countries it's rude to bow it too far back. (C) It is considered courteous to bow slightly earlier to show respect, but not too much, in england. [title] Offer a handshake and a smile. (D) This is to show respect, not courtesy. [substeps] Curtsy at the neck with a slight arch across the middle.
A:
A