Read the following question and decide which of the given statement(s) is/are sufficient.If X is a natural number, then is X + 6 odd?Statements:1. X - 15 is a whole number.2. X - 6 is an odd number.

• A. 2 alone is sufficient while 1 alone is not sufficient to answer the question.
• B. Both 1 and 2 together are sufficient to answer the question.
• C. Either 1 or 2 is sufficient to answer the question.
• D. 1 alone is sufficient while 2 alone is not sufficient to answer the question.