Select the most appropriate meaning of the underlined idiom in the given sentence.Sandhya was excited about getting her new posting but I told her "Don't count your chickens before they hatch".

• A. do not count on something that is not going to happen
• B. do not wish for something that has not yet happended
• C. do not count on a good thing that has not yet happened
• D. do not expect something good to happened