Valency of an element depends on which of the following?_x005F_x000D_ I. Number of losing electron_x005F_x000D_ II. Number of gaining electron_x005F_x000D_ III. Number of sharing electron_x005F_x000D_

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