Which of the following is a stealth aircraft, which is virtually undetectable even by radar?

Which of the following is a stealth aircraft, which is virtually undetectable even by radar?

निम्नलिखित में से कौन-सा छिपाव विमान है, जिसका सुराग वस्तुत: रडार भी नहीं लगा पाता?

Topic : Events