Which of the following statement(s) is/are INCORRECT?_x005F_x000D_ I. Alkenes are fairly unreactive._x005F_x000D_ II. Alkenes burn with blue flame._x005F_x000D_ III. Alkanes burn with yellow flame._x005F_x000D_

• A. Only I and II
• B. Only I and III
• C. Only II and III
• D. All I, II and III