What does "Oscar" refer to in the phonetic alphabet?

In the phonetic alphabet, "Oscar" corresponds to the letter "O." This alphabet is often used in aviation and military communications to avoid confusion when spelling out letters. Each word represents a specific letter, providing clarity and reducing the likelihood of misunderstandings, particularly in situations where communication may be challenging due to noise or distance.

Using "Oscar" for "O" helps ensure that the intended letter is clearly understood by the recipient, which is particularly vital in customer service and operational settings within the airline industry. The other choices do not represent "Oscar," as they correspond to different letters in the phonetic alphabet.