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Match the following with the correct response: 1. Pole2. PrincipalAxisA. The midpoint of the reflectingsurface of spherical mirror.B. The radius of hollow sphere ofwhich the reflecting surfaceforms a part.C. The imaginary straight linejoining the pole and the centre ofcurvatureD. The width of the mirror fromwhich reflection can take place.3. Radius ofCurvature4. Aperturea. 1-C, 2-B, 3-D, 4-Ab. 1-A, 2-C, 3-B, 4-Dc. 1-B, 2-D, 3-A, 4-Cd. 1-0, 2-A, 3-C, 4-B​

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