Please choose the correct ending to complete the given sentence: Holidays and Traditions: [header] How to wish someone good luck [title] Keep it simple-say' good luck! [step] " one of the best and simplest ways to wish someone luck is use that very phrase. " good luck! " is straightforward, heartfelt, and almost impossible to get wrong. [substeps] Make sure that you sound sincere.

Ending1: If said in the wrong tone, this phrase can be interpreted as sarcasm. So make sure that the person understands your sincerity when you express the sentiment. Ending2: There is nothing romantic or taboo about wishing someone well. When in doubt, it's best to let it be unanswered; get it out there, and let your words stand for a while. Ending3: Most people will trust your sincerity without any prompting. Unfortunately, the best way to communicate is through an verbal affirmation. Ending4: It is wise to rely on those words to get the " good luck " or " happy birthday " mixed up, or it will seem too bland or something like a cliché. [substeps] Keep the word simple-very simple.

Answer format: ending1/ending2/ending3/ending4