Read the given question and decide which of the following statements is/are sufficient to answer the question.Question:Y, U and K are three patients waiting at a dentist. Who will the doctor attend first based on first-come-first-serve basis?Statements:1. Y arrives after K and U.2. K arrives before U.

• A. Statement 1 alone is sufficient.
• B. Statements 1 and 2 together are insufficient.
• C. Statement 2 alone is sufficient.
• D. Statements 1 and 2 together are sufficient.