NEW DELHI, March 9 -- India has not looked at the F-35 option, and no offer has been made by the US so far, the Chief of the Air Staff, Air Chief Marshal AP Singh said on Saturday, pointing out that buying a fighter plane was not the same as "buying a washing machine or refrigerator". "...We must analyse an aircraft fully, see what the requirements are and what comes along with it... No offer has been made till now," Singh said at the India Today conclave. P5...